[INFO] fetching crate bencher-macro 0.1.1...
[INFO] testing bencher-macro-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bencher-macro 0.1.1 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate bencher-macro 0.1.1 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 bencher-macro 0.1.1
[INFO] finished tweaking crates.io crate bencher-macro 0.1.1
[INFO] tweaked toml for crates.io crate bencher-macro 0.1.1 written to /workspace/builds/worker-107/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 10722b34732834768144bab7c8b7d91b5f7b63abac09a342f6155fa2273e88ac
[INFO] running `Command { std: "docker" "start" "-a" "10722b34732834768144bab7c8b7d91b5f7b63abac09a342f6155fa2273e88ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10722b34732834768144bab7c8b7d91b5f7b63abac09a342f6155fa2273e88ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10722b34732834768144bab7c8b7d91b5f7b63abac09a342f6155fa2273e88ac", kill_on_drop: false }`
[INFO] [stdout] 10722b34732834768144bab7c8b7d91b5f7b63abac09a342f6155fa2273e88ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] eaab01277176387d70d8209158da8544885e4edd5c30ba59ac714bbac42a87b8
[INFO] running `Command { std: "docker" "start" "-a" "eaab01277176387d70d8209158da8544885e4edd5c30ba59ac714bbac42a87b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling bencher-macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.18s
[INFO] running `Command { std: "docker" "inspect" "eaab01277176387d70d8209158da8544885e4edd5c30ba59ac714bbac42a87b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaab01277176387d70d8209158da8544885e4edd5c30ba59ac714bbac42a87b8", kill_on_drop: false }`
[INFO] [stdout] eaab01277176387d70d8209158da8544885e4edd5c30ba59ac714bbac42a87b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 3768b8415f207bfb528ed5a540d4614da176875077322108a11be7c3a3e16599
[INFO] running `Command { std: "docker" "start" "-a" "3768b8415f207bfb528ed5a540d4614da176875077322108a11be7c3a3e16599", kill_on_drop: false }`
[INFO] [stderr]    Compiling bencher-macro v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "3768b8415f207bfb528ed5a540d4614da176875077322108a11be7c3a3e16599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3768b8415f207bfb528ed5a540d4614da176875077322108a11be7c3a3e16599", kill_on_drop: false }`
[INFO] [stdout] 3768b8415f207bfb528ed5a540d4614da176875077322108a11be7c3a3e16599
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] ebf407e717e45d50165dbc0fd92b8a9c7eb939dc3161c6899bc182c8a0a06c4f
[INFO] running `Command { std: "docker" "start" "-a" "ebf407e717e45d50165dbc0fd92b8a9c7eb939dc3161c6899bc182c8a0a06c4f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bencher_macro-ee96ddced08a6e06)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bencher-macro
[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] [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" "ebf407e717e45d50165dbc0fd92b8a9c7eb939dc3161c6899bc182c8a0a06c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf407e717e45d50165dbc0fd92b8a9c7eb939dc3161c6899bc182c8a0a06c4f", kill_on_drop: false }`
[INFO] [stdout] ebf407e717e45d50165dbc0fd92b8a9c7eb939dc3161c6899bc182c8a0a06c4f