[INFO] fetching crate noop_proc_macro 0.3.0...
[INFO] testing noop_proc_macro-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate noop_proc_macro 0.3.0 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate noop_proc_macro 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noop_proc_macro 0.3.0
[INFO] finished tweaking crates.io crate noop_proc_macro 0.3.0
[INFO] tweaked toml for crates.io crate noop_proc_macro 0.3.0 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 835ee39b29dbd9de5bc15266bd1572d8ddb1776b3d092e8e2d315dc15a6ec659
[INFO] running `Command { std: "docker" "start" "-a" "835ee39b29dbd9de5bc15266bd1572d8ddb1776b3d092e8e2d315dc15a6ec659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "835ee39b29dbd9de5bc15266bd1572d8ddb1776b3d092e8e2d315dc15a6ec659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "835ee39b29dbd9de5bc15266bd1572d8ddb1776b3d092e8e2d315dc15a6ec659", kill_on_drop: false }`
[INFO] [stdout] 835ee39b29dbd9de5bc15266bd1572d8ddb1776b3d092e8e2d315dc15a6ec659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79dac5f077e639aa9f198c4ee85289673ebd23389965e3afba484708fe64ad3f
[INFO] running `Command { std: "docker" "start" "-a" "79dac5f077e639aa9f198c4ee85289673ebd23389965e3afba484708fe64ad3f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "79dac5f077e639aa9f198c4ee85289673ebd23389965e3afba484708fe64ad3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79dac5f077e639aa9f198c4ee85289673ebd23389965e3afba484708fe64ad3f", kill_on_drop: false }`
[INFO] [stdout] 79dac5f077e639aa9f198c4ee85289673ebd23389965e3afba484708fe64ad3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eff92a9f59a24b483e0a4a32b5d3b1fc7b213e63b279128017212d16b91d5626
[INFO] running `Command { std: "docker" "start" "-a" "eff92a9f59a24b483e0a4a32b5d3b1fc7b213e63b279128017212d16b91d5626", kill_on_drop: false }`
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]  --> tests/wasm_bindgen.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     a: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]  --> tests/serde.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     a: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "eff92a9f59a24b483e0a4a32b5d3b1fc7b213e63b279128017212d16b91d5626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eff92a9f59a24b483e0a4a32b5d3b1fc7b213e63b279128017212d16b91d5626", kill_on_drop: false }`
[INFO] [stdout] eff92a9f59a24b483e0a4a32b5d3b1fc7b213e63b279128017212d16b91d5626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 199f631c007ca8ad9df6e9aa915b43cb85a53af01677a44dab827b39f4e7442e
[INFO] running `Command { std: "docker" "start" "-a" "199f631c007ca8ad9df6e9aa915b43cb85a53af01677a44dab827b39f4e7442e", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `a`
[INFO] [stderr]  --> tests/wasm_bindgen.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     a: usize,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `noop_proc_macro` (test "wasm_bindgen") generated 1 warning
[INFO] [stderr] warning: field is never read: `a`
[INFO] [stderr]  --> tests/serde.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     a: usize,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `noop_proc_macro` (test "serde") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running tests/serde.rs (/opt/rustwide/target/debug/deps/serde-321b2e599c39ac9d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/wasm_bindgen.rs (/opt/rustwide/target/debug/deps/wasm_bindgen-b8128a81eff85d20)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests noop_proc_macro
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "199f631c007ca8ad9df6e9aa915b43cb85a53af01677a44dab827b39f4e7442e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199f631c007ca8ad9df6e9aa915b43cb85a53af01677a44dab827b39f4e7442e", kill_on_drop: false }`
[INFO] [stdout] 199f631c007ca8ad9df6e9aa915b43cb85a53af01677a44dab827b39f4e7442e