[INFO] fetching crate wascc-httpsrv 0.9.0...
[INFO] checking wascc-httpsrv-0.9.0 against try#961316100510fe780d266d35bcf68702fbb049e5 for pr-78935-1
[INFO] extracting crate wascc-httpsrv 0.9.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate wascc-httpsrv 0.9.0 on toolchain 961316100510fe780d266d35bcf68702fbb049e5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wascc-httpsrv 0.9.0
[INFO] finished tweaking crates.io crate wascc-httpsrv 0.9.0
[INFO] tweaked toml for crates.io crate wascc-httpsrv 0.9.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wascc-codec v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57d6600a0e2b5bd46363354bf2db5fa2c9da590766287453f8ff0cfad75bf820
[INFO] running `Command { std: "docker" "start" "-a" "57d6600a0e2b5bd46363354bf2db5fa2c9da590766287453f8ff0cfad75bf820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57d6600a0e2b5bd46363354bf2db5fa2c9da590766287453f8ff0cfad75bf820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57d6600a0e2b5bd46363354bf2db5fa2c9da590766287453f8ff0cfad75bf820", kill_on_drop: false }`
[INFO] [stdout] 57d6600a0e2b5bd46363354bf2db5fa2c9da590766287453f8ff0cfad75bf820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 43cf90d9536d5c33ae7b4975b9a72da1bbbd2848d84a04b134d75fac900a6ab8
[INFO] running `Command { std: "docker" "start" "-a" "43cf90d9536d5c33ae7b4975b9a72da1bbbd2848d84a04b134d75fac900a6ab8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking bytestring v0.1.5
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[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking rmp v0.8.9
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[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]     Checking failure v0.1.8
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[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
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[INFO] [stderr]     Checking actix-testing v1.0.1
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
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[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking wascc-codec v0.9.0
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix-web v2.0.0
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[INFO] [stderr]     Checking wascc-httpsrv v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `binding`
[INFO] [stdout]   --> src/generated/core.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     binding: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `host`
[INFO] [stdout]   --> src/generated/core.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn host(binding: &str) -> Host {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `default`
[INFO] [stdout]   --> src/generated/core.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn default() -> Host {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Handlers`
[INFO] [stdout]   --> src/generated/core.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Handlers {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/generated/core.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn serialize<T>(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize`
[INFO] [stdout]   --> src/generated/core.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn deserialize<'de, T: Deserialize<'de>>(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `binding`
[INFO] [stdout]   --> src/generated/http.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     binding: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `host`
[INFO] [stdout]   --> src/generated/http.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn host(binding: &str) -> Host {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `default`
[INFO] [stdout]   --> src/generated/http.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn default() -> Host {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Handlers`
[INFO] [stdout]   --> src/generated/http.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Handlers {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/generated/http.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn serialize<T>(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize`
[INFO] [stdout]   --> src/generated/http.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn deserialize<'de, T: Deserialize<'de>>(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `binding`
[INFO] [stdout]   --> src/generated/core.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     binding: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `host`
[INFO] [stdout]   --> src/generated/core.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn host(binding: &str) -> Host {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `default`
[INFO] [stdout]   --> src/generated/core.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn default() -> Host {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Handlers`
[INFO] [stdout]   --> src/generated/core.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Handlers {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/generated/core.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub fn serialize<T>(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize`
[INFO] [stdout]   --> src/generated/core.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub fn deserialize<'de, T: Deserialize<'de>>(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `binding`
[INFO] [stdout]   --> src/generated/http.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     binding: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `host`
[INFO] [stdout]   --> src/generated/http.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn host(binding: &str) -> Host {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `default`
[INFO] [stdout]   --> src/generated/http.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn default() -> Host {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Handlers`
[INFO] [stdout]   --> src/generated/http.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub struct Handlers {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serialize`
[INFO] [stdout]   --> src/generated/http.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn serialize<T>(
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deserialize`
[INFO] [stdout]   --> src/generated/http.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn deserialize<'de, T: Deserialize<'de>>(
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "43cf90d9536d5c33ae7b4975b9a72da1bbbd2848d84a04b134d75fac900a6ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43cf90d9536d5c33ae7b4975b9a72da1bbbd2848d84a04b134d75fac900a6ab8", kill_on_drop: false }`
[INFO] [stdout] 43cf90d9536d5c33ae7b4975b9a72da1bbbd2848d84a04b134d75fac900a6ab8