[INFO] fetching crate wcounter 0.2.4...
[INFO] testing wcounter-0.2.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wcounter 0.2.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate wcounter 0.2.4 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 wcounter 0.2.4
[INFO] finished tweaking crates.io crate wcounter 0.2.4
[INFO] tweaked toml for crates.io crate wcounter 0.2.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate wcounter 0.2.4 already has a lockfile, it will not be regenerated
[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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c24ecabede773d36bfb910ecd9ac87f2a0318eb3a1012e12b7b18d66a639568c
[INFO] running `Command { std: "docker" "start" "-a" "c24ecabede773d36bfb910ecd9ac87f2a0318eb3a1012e12b7b18d66a639568c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c24ecabede773d36bfb910ecd9ac87f2a0318eb3a1012e12b7b18d66a639568c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24ecabede773d36bfb910ecd9ac87f2a0318eb3a1012e12b7b18d66a639568c", kill_on_drop: false }`
[INFO] [stdout] c24ecabede773d36bfb910ecd9ac87f2a0318eb3a1012e12b7b18d66a639568c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 25fd1757da8e9ab9fed9583fed565d439327f9d42521b0537338fcaab603b51f
[INFO] running `Command { std: "docker" "start" "-a" "25fd1757da8e9ab9fed9583fed565d439327f9d42521b0537338fcaab603b51f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.14
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling os_str_bytes v2.3.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cluFlock v1.2.5
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]    Compiling clap v3.0.0-beta.1
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling wcounter v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.40s
[INFO] running `Command { std: "docker" "inspect" "25fd1757da8e9ab9fed9583fed565d439327f9d42521b0537338fcaab603b51f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25fd1757da8e9ab9fed9583fed565d439327f9d42521b0537338fcaab603b51f", kill_on_drop: false }`
[INFO] [stdout] 25fd1757da8e9ab9fed9583fed565d439327f9d42521b0537338fcaab603b51f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 260d099c275a0d44e0621a7bec9087fd6723ff652f01c276dce4b48617addc39
[INFO] running `Command { std: "docker" "start" "-a" "260d099c275a0d44e0621a7bec9087fd6723ff652f01c276dce4b48617addc39", kill_on_drop: false }`
[INFO] [stderr]    Compiling wcounter v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "260d099c275a0d44e0621a7bec9087fd6723ff652f01c276dce4b48617addc39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "260d099c275a0d44e0621a7bec9087fd6723ff652f01c276dce4b48617addc39", kill_on_drop: false }`
[INFO] [stdout] 260d099c275a0d44e0621a7bec9087fd6723ff652f01c276dce4b48617addc39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 47817d98049c67c240ad564de85ea22241ce12bb79f36a755752debf9ae1ca55
[INFO] running `Command { std: "docker" "start" "-a" "47817d98049c67c240ad564de85ea22241ce12bb79f36a755752debf9ae1ca55", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wcounter-ce3213f40698a41b)
[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" "47817d98049c67c240ad564de85ea22241ce12bb79f36a755752debf9ae1ca55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47817d98049c67c240ad564de85ea22241ce12bb79f36a755752debf9ae1ca55", kill_on_drop: false }`
[INFO] [stdout] 47817d98049c67c240ad564de85ea22241ce12bb79f36a755752debf9ae1ca55