[INFO] fetching crate tracing-stackdriver 0.8.0...
[INFO] checking tracing-stackdriver-0.8.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate tracing-stackdriver 0.8.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate tracing-stackdriver 0.8.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-stackdriver 0.8.0
[INFO] finished tweaking crates.io crate tracing-stackdriver 0.8.0
[INFO] tweaked toml for crates.io crate tracing-stackdriver 0.8.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: fields `file` and `line` are never read
[INFO] [stdout]  --> tests/mocks.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MockSourceLocation {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 7 |     pub file: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub line: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MockSourceLocation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time`, `target`, `severity`, `source_location`, `labels`, and `insert_id` are never read
[INFO] [stdout]   --> tests/mocks.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 13 |     #[serde(deserialize_with = "time::serde::rfc3339::deserialize")]
[INFO] [stdout] 14 |     pub time: OffsetDateTime,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub target: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |     pub severity: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 17 |     #[serde(rename = "logging.googleapis.com/sourceLocation")]
[INFO] [stdout] 18 |     pub source_location: MockSourceLocation,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     #[serde(rename = "logging.googleapis.com/labels", default)]
[INFO] [stdout] 20 |     pub labels: BTreeMap<String, String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 21 |     #[serde(rename = "logging.googleapis.com/insertId", default)]
[INFO] [stdout] 22 |     pub insert_id: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `foo` are never read
[INFO] [stdout]   --> tests/mocks.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct MockSpan {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub foo: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> tests/mocks.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct MockEventWithSpan {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 33 |     pub span: MockSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockEventWithSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `line` are never read
[INFO] [stdout]  --> tests/mocks.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MockSourceLocation {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 7 |     pub file: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub line: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MockSourceLocation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time`, `target`, `severity`, `source_location`, and `labels` are never read
[INFO] [stdout]   --> tests/mocks.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 13 |     #[serde(deserialize_with = "time::serde::rfc3339::deserialize")]
[INFO] [stdout] 14 |     pub time: OffsetDateTime,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub target: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |     pub severity: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 17 |     #[serde(rename = "logging.googleapis.com/sourceLocation")]
[INFO] [stdout] 18 |     pub source_location: MockSourceLocation,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     #[serde(rename = "logging.googleapis.com/labels", default)]
[INFO] [stdout] 20 |     pub labels: BTreeMap<String, String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `foo` are never read
[INFO] [stdout]   --> tests/mocks.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct MockSpan {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub foo: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> tests/mocks.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct MockEventWithSpan {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 33 |     pub span: MockSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockEventWithSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_request` is never read
[INFO] [stdout]   --> tests/mocks.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct MockHttpEvent {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 48 |     pub http_request: MockHttpRequest,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockHttpEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `line` are never read
[INFO] [stdout]  --> tests/mocks.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MockSourceLocation {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 7 |     pub file: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub line: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MockSourceLocation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time`, `target`, `severity`, `source_location`, and `insert_id` are never read
[INFO] [stdout]   --> tests/mocks.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 13 |     #[serde(deserialize_with = "time::serde::rfc3339::deserialize")]
[INFO] [stdout] 14 |     pub time: OffsetDateTime,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub target: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |     pub severity: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 17 |     #[serde(rename = "logging.googleapis.com/sourceLocation")]
[INFO] [stdout] 18 |     pub source_location: MockSourceLocation,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub insert_id: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `foo` are never read
[INFO] [stdout]   --> tests/mocks.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct MockSpan {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub foo: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> tests/mocks.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct MockEventWithSpan {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 33 |     pub span: MockSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockEventWithSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_request` is never read
[INFO] [stdout]   --> tests/mocks.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct MockHttpEvent {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 48 |     pub http_request: MockHttpRequest,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockHttpEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time`, `target`, `severity`, `labels`, and `insert_id` are never read
[INFO] [stdout]   --> tests/mocks.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 13 |     #[serde(deserialize_with = "time::serde::rfc3339::deserialize")]
[INFO] [stdout] 14 |     pub time: OffsetDateTime,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub target: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |     pub severity: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub labels: BTreeMap<String, String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 21 |     #[serde(rename = "logging.googleapis.com/insertId", default)]
[INFO] [stdout] 22 |     pub insert_id: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `foo` are never read
[INFO] [stdout]   --> tests/mocks.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct MockSpan {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub foo: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> tests/mocks.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct MockEventWithSpan {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 33 |     pub span: MockSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockEventWithSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_request` is never read
[INFO] [stdout]   --> tests/mocks.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct MockHttpEvent {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 48 |     pub http_request: MockHttpRequest,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockHttpEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `line` are never read
[INFO] [stdout]  --> tests/mocks.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MockSourceLocation {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 7 |     pub file: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub line: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MockSourceLocation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source_location`, `labels`, and `insert_id` are never read
[INFO] [stdout]   --> tests/mocks.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub source_location: MockSourceLocation,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     #[serde(rename = "logging.googleapis.com/labels", default)]
[INFO] [stdout] 20 |     pub labels: BTreeMap<String, String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 21 |     #[serde(rename = "logging.googleapis.com/insertId", default)]
[INFO] [stdout] 22 |     pub insert_id: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_request` is never read
[INFO] [stdout]   --> tests/mocks.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct MockHttpEvent {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 48 |     pub http_request: MockHttpRequest,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockHttpEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.33s
[INFO] running `Command { std: "docker" "inspect" "1ef5997dec3a043921b66f66b3463b39647c9ae8b6cac0edf3ce8a41f6cf1090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef5997dec3a043921b66f66b3463b39647c9ae8b6cac0edf3ce8a41f6cf1090", kill_on_drop: false }`
[INFO] [stdout] 1ef5997dec3a043921b66f66b3463b39647c9ae8b6cac0edf3ce8a41f6cf1090
[INFO] checking tracing-stackdriver-0.8.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate tracing-stackdriver 0.8.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate tracing-stackdriver 0.8.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-stackdriver 0.8.0
[INFO] finished tweaking crates.io crate tracing-stackdriver 0.8.0
[INFO] tweaked toml for crates.io crate tracing-stackdriver 0.8.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b80520f9e154a9a3754b4e6a2d93bd5f2e5b28f1ca0dda5c2f5534faca15b422
[INFO] running `Command { std: "docker" "start" "-a" "b80520f9e154a9a3754b4e6a2d93bd5f2e5b28f1ca0dda5c2f5534faca15b422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b80520f9e154a9a3754b4e6a2d93bd5f2e5b28f1ca0dda5c2f5534faca15b422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b80520f9e154a9a3754b4e6a2d93bd5f2e5b28f1ca0dda5c2f5534faca15b422", kill_on_drop: false }`
[INFO] [stdout] b80520f9e154a9a3754b4e6a2d93bd5f2e5b28f1ca0dda5c2f5534faca15b422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4afd96adaafab499893170631c8c8e2da7acc8055c40ed8290f6099ef2f27c90
[INFO] running `Command { std: "docker" "start" "-a" "4afd96adaafab499893170631c8c8e2da7acc8055c40ed8290f6099ef2f27c90", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
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[INFO] [stderr]     Checking tokio v1.37.0
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[INFO] [stdout] warning: fields `file` and `line` are never read
[INFO] [stdout]  --> tests/mocks.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MockSourceLocation {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 7 |     pub file: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub line: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MockSourceLocation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `line` are never read
[INFO] [stdout]  --> tests/mocks.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MockSourceLocation {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 7 |     pub file: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub line: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MockSourceLocation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time`, `target`, `severity`, `source_location`, `labels`, and `insert_id` are never read
[INFO] [stdout]   --> tests/mocks.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 13 |     #[serde(deserialize_with = "time::serde::rfc3339::deserialize")]
[INFO] [stdout] 14 |     pub time: OffsetDateTime,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub target: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |     pub severity: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 17 |     #[serde(rename = "logging.googleapis.com/sourceLocation")]
[INFO] [stdout] 18 |     pub source_location: MockSourceLocation,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     #[serde(rename = "logging.googleapis.com/labels", default)]
[INFO] [stdout] 20 |     pub labels: BTreeMap<String, String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 21 |     #[serde(rename = "logging.googleapis.com/insertId", default)]
[INFO] [stdout] 22 |     pub insert_id: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `foo` are never read
[INFO] [stdout]   --> tests/mocks.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct MockSpan {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub foo: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time`, `target`, `severity`, `source_location`, and `insert_id` are never read
[INFO] [stdout]   --> tests/mocks.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 13 |     #[serde(deserialize_with = "time::serde::rfc3339::deserialize")]
[INFO] [stdout] 14 |     pub time: OffsetDateTime,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub target: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |     pub severity: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 17 |     #[serde(rename = "logging.googleapis.com/sourceLocation")]
[INFO] [stdout] 18 |     pub source_location: MockSourceLocation,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub insert_id: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `foo` are never read
[INFO] [stdout]   --> tests/mocks.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct MockSpan {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub foo: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> tests/mocks.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct MockEventWithSpan {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 33 |     pub span: MockSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockEventWithSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_request` is never read
[INFO] [stdout]   --> tests/mocks.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct MockHttpEvent {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 48 |     pub http_request: MockHttpRequest,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockHttpEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> tests/mocks.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct MockEventWithSpan {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 33 |     pub span: MockSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockEventWithSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time`, `target`, `severity`, `labels`, and `insert_id` are never read
[INFO] [stdout]   --> tests/mocks.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 13 |     #[serde(deserialize_with = "time::serde::rfc3339::deserialize")]
[INFO] [stdout] 14 |     pub time: OffsetDateTime,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub target: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |     pub severity: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub labels: BTreeMap<String, String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 21 |     #[serde(rename = "logging.googleapis.com/insertId", default)]
[INFO] [stdout] 22 |     pub insert_id: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `foo` are never read
[INFO] [stdout]   --> tests/mocks.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct MockSpan {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub foo: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> tests/mocks.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct MockEventWithSpan {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 33 |     pub span: MockSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockEventWithSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_request` is never read
[INFO] [stdout]   --> tests/mocks.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct MockHttpEvent {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 48 |     pub http_request: MockHttpRequest,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockHttpEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `line` are never read
[INFO] [stdout]  --> tests/mocks.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MockSourceLocation {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 7 |     pub file: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub line: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MockSourceLocation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time`, `target`, `severity`, `source_location`, and `labels` are never read
[INFO] [stdout]   --> tests/mocks.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 13 |     #[serde(deserialize_with = "time::serde::rfc3339::deserialize")]
[INFO] [stdout] 14 |     pub time: OffsetDateTime,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 15 |     pub target: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 16 |     pub severity: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 17 |     #[serde(rename = "logging.googleapis.com/sourceLocation")]
[INFO] [stdout] 18 |     pub source_location: MockSourceLocation,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     #[serde(rename = "logging.googleapis.com/labels", default)]
[INFO] [stdout] 20 |     pub labels: BTreeMap<String, String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `foo` are never read
[INFO] [stdout]   --> tests/mocks.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct MockSpan {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 27 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub foo: String,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> tests/mocks.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct MockEventWithSpan {
[INFO] [stdout]    |            ----------------- field in this struct
[INFO] [stdout] 33 |     pub span: MockSpan,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockEventWithSpan` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_request` is never read
[INFO] [stdout]   --> tests/mocks.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct MockHttpEvent {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 48 |     pub http_request: MockHttpRequest,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockHttpEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `file` and `line` are never read
[INFO] [stdout]  --> tests/mocks.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MockSourceLocation {
[INFO] [stdout]   |            ------------------ fields in this struct
[INFO] [stdout] 7 |     pub file: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 8 |     pub line: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MockSourceLocation` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source_location`, `labels`, and `insert_id` are never read
[INFO] [stdout]   --> tests/mocks.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct MockDefaultEvent {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub source_location: MockSourceLocation,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 19 |     #[serde(rename = "logging.googleapis.com/labels", default)]
[INFO] [stdout] 20 |     pub labels: BTreeMap<String, String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 21 |     #[serde(rename = "logging.googleapis.com/insertId", default)]
[INFO] [stdout] 22 |     pub insert_id: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockDefaultEvent` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `http_request` is never read
[INFO] [stdout]   --> tests/mocks.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct MockHttpEvent {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 48 |     pub http_request: MockHttpRequest,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MockHttpEvent` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.89s
[INFO] running `Command { std: "docker" "inspect" "4afd96adaafab499893170631c8c8e2da7acc8055c40ed8290f6099ef2f27c90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afd96adaafab499893170631c8c8e2da7acc8055c40ed8290f6099ef2f27c90", kill_on_drop: false }`
[INFO] [stdout] 4afd96adaafab499893170631c8c8e2da7acc8055c40ed8290f6099ef2f27c90