[INFO] fetching crate c-closures-build 4.0.0...
[INFO] testing c-closures-build-4.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate c-closures-build 4.0.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate c-closures-build 4.0.0 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 c-closures-build 4.0.0
[INFO] finished tweaking crates.io crate c-closures-build 4.0.0
[INFO] tweaked toml for crates.io crate c-closures-build 4.0.0 written to /workspace/builds/worker-111/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-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 42c768ca856db20c1360a4963e5054a55bb57ae42439340ae1ce24d41887d86d
[INFO] running `Command { std: "docker" "start" "-a" "42c768ca856db20c1360a4963e5054a55bb57ae42439340ae1ce24d41887d86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c768ca856db20c1360a4963e5054a55bb57ae42439340ae1ce24d41887d86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c768ca856db20c1360a4963e5054a55bb57ae42439340ae1ce24d41887d86d", kill_on_drop: false }`
[INFO] [stdout] 42c768ca856db20c1360a4963e5054a55bb57ae42439340ae1ce24d41887d86d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 9fb4f1cb3f19f69b8c321bc0924c911dc624fd23fcb46e02150596143d34a9da
[INFO] running `Command { std: "docker" "start" "-a" "9fb4f1cb3f19f69b8c321bc0924c911dc624fd23fcb46e02150596143d34a9da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling c-closures-build v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.77s
[INFO] running `Command { std: "docker" "inspect" "9fb4f1cb3f19f69b8c321bc0924c911dc624fd23fcb46e02150596143d34a9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fb4f1cb3f19f69b8c321bc0924c911dc624fd23fcb46e02150596143d34a9da", kill_on_drop: false }`
[INFO] [stdout] 9fb4f1cb3f19f69b8c321bc0924c911dc624fd23fcb46e02150596143d34a9da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] 15642024f8a2ab2637197444baa85ac9cef6592d496ec9ffc2030393d5019511
[INFO] running `Command { std: "docker" "start" "-a" "15642024f8a2ab2637197444baa85ac9cef6592d496ec9ffc2030393d5019511", kill_on_drop: false }`
[INFO] [stderr]    Compiling c-closures-build v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "15642024f8a2ab2637197444baa85ac9cef6592d496ec9ffc2030393d5019511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15642024f8a2ab2637197444baa85ac9cef6592d496ec9ffc2030393d5019511", kill_on_drop: false }`
[INFO] [stdout] 15642024f8a2ab2637197444baa85ac9cef6592d496ec9ffc2030393d5019511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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] a9a3b4e87692eb82835a151894923120fba2ef1fdafefa5ef3e7a88b494e5dab
[INFO] running `Command { std: "docker" "start" "-a" "a9a3b4e87692eb82835a151894923120fba2ef1fdafefa5ef3e7a88b494e5dab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/c_closures_build-e2f10a9f2dbfeaae)
[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] [stderr]    Doc-tests c-closures-build
[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" "a9a3b4e87692eb82835a151894923120fba2ef1fdafefa5ef3e7a88b494e5dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a3b4e87692eb82835a151894923120fba2ef1fdafefa5ef3e7a88b494e5dab", kill_on_drop: false }`
[INFO] [stdout] a9a3b4e87692eb82835a151894923120fba2ef1fdafefa5ef3e7a88b494e5dab