[INFO] fetching crate spoolq 0.2.3... [INFO] checking spoolq-0.2.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate spoolq 0.2.3 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate spoolq 0.2.3 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 spoolq 0.2.3 [INFO] finished tweaking crates.io crate spoolq 0.2.3 [INFO] tweaked toml for crates.io crate spoolq 0.2.3 written to /workspace/builds/worker-5-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 }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 29 packages [INFO] [stderr] Adding dtoa v0.4.8 (latest: v1.0.9) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding itoa v0.3.4 (latest: v1.0.11) [INFO] [stderr] Adding num-traits v0.1.43 (latest: v0.2.18) [INFO] [stderr] Adding quote v0.3.15 (latest: v1.0.35) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding serde v0.9.15 (latest: v1.0.197) [INFO] [stderr] Adding serde_derive v0.9.15 (latest: v1.0.197) [INFO] [stderr] Adding serde_json v0.9.10 (latest: v1.0.115) [INFO] [stderr] Adding syn v0.11.11 (latest: v2.0.58) [INFO] [stderr] Adding textnonce v0.4.1 (latest: v1.0.0) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding unicode-xid v0.0.4 (latest: v0.2.4) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v0.9.15 [INFO] [stderr] Downloaded serde v0.9.15 [INFO] [stderr] Downloaded serde_codegen_internals v0.14.2 [INFO] [stderr] Downloaded itoa v0.3.4 [INFO] [stderr] Downloaded serde_json v0.9.10 [INFO] [stderr] Downloaded textnonce v0.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2b7d5846867541806f7dba575809a6925a275041951a2366de1b82e02ceca12 [INFO] running `Command { std: "docker" "start" "-a" "b2b7d5846867541806f7dba575809a6925a275041951a2366de1b82e02ceca12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2b7d5846867541806f7dba575809a6925a275041951a2366de1b82e02ceca12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2b7d5846867541806f7dba575809a6925a275041951a2366de1b82e02ceca12", kill_on_drop: false }` [INFO] [stdout] b2b7d5846867541806f7dba575809a6925a275041951a2366de1b82e02ceca12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4710dd659cb07b630ed1084cad6d526c9af3ae17a5f5049f6419730a62e7c8bf [INFO] running `Command { std: "docker" "start" "-a" "4710dd659cb07b630ed1084cad6d526c9af3ae17a5f5049f6419730a62e7c8bf", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Compiling serde_derive v0.9.15 [INFO] [stderr] Checking textnonce v0.4.1 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking spoolq v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lib.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/lib.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lib.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | use std; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 270 | use super::*; [INFO] [stdout] | -------- the item `std` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lib.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/lib.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:229:54 [INFO] [stdout] | [INFO] [stdout] 229 | std::io::Error::new(std::io::ErrorKind::Other, e.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:229:54 [INFO] [stdout] | [INFO] [stdout] 229 | std::io::Error::new(std::io::ErrorKind::Other, e.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 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 5.83s [INFO] running `Command { std: "docker" "inspect" "4710dd659cb07b630ed1084cad6d526c9af3ae17a5f5049f6419730a62e7c8bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4710dd659cb07b630ed1084cad6d526c9af3ae17a5f5049f6419730a62e7c8bf", kill_on_drop: false }` [INFO] [stdout] 4710dd659cb07b630ed1084cad6d526c9af3ae17a5f5049f6419730a62e7c8bf [INFO] checking spoolq-0.2.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate spoolq 0.2.3 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate spoolq 0.2.3 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 spoolq 0.2.3 [INFO] finished tweaking crates.io crate spoolq 0.2.3 [INFO] tweaked toml for crates.io crate spoolq 0.2.3 written to /workspace/builds/worker-5-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9d84bcc67eda7afe898a643a57ee4a892e602f99783ddad4a98690765d165eaf [INFO] running `Command { std: "docker" "start" "-a" "9d84bcc67eda7afe898a643a57ee4a892e602f99783ddad4a98690765d165eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d84bcc67eda7afe898a643a57ee4a892e602f99783ddad4a98690765d165eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d84bcc67eda7afe898a643a57ee4a892e602f99783ddad4a98690765d165eaf", kill_on_drop: false }` [INFO] [stdout] 9d84bcc67eda7afe898a643a57ee4a892e602f99783ddad4a98690765d165eaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 06d306795e590062fc507b35547b3ad2049743b6e61aff8fcb98247479be8c99 [INFO] running `Command { std: "docker" "start" "-a" "06d306795e590062fc507b35547b3ad2049743b6e61aff8fcb98247479be8c99", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Compiling serde_derive v0.9.15 [INFO] [stderr] Checking textnonce v0.4.1 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking spoolq v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lib.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/lib.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lib.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | use std; [INFO] [stdout] | ^^^ the item `std` is already imported by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/lib.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/lib.rs:265:9 [INFO] [stdout] | [INFO] [stdout] 265 | use std; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 270 | use super::*; [INFO] [stdout] | -------- the item `std` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:229:54 [INFO] [stdout] | [INFO] [stdout] 229 | std::io::Error::new(std::io::ErrorKind::Other, e.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:229:54 [INFO] [stdout] | [INFO] [stdout] 229 | std::io::Error::new(std::io::ErrorKind::Other, e.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 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 5.72s [INFO] running `Command { std: "docker" "inspect" "06d306795e590062fc507b35547b3ad2049743b6e61aff8fcb98247479be8c99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06d306795e590062fc507b35547b3ad2049743b6e61aff8fcb98247479be8c99", kill_on_drop: false }` [INFO] [stdout] 06d306795e590062fc507b35547b3ad2049743b6e61aff8fcb98247479be8c99