[INFO] fetching crate a4 0.0.4...
[INFO] testing a4-0.0.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate a4 0.0.4 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate a4 0.0.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a4 0.0.4
[INFO] finished tweaking crates.io crate a4 0.0.4
[INFO] tweaked toml for crates.io crate a4 0.0.4 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate crates.io crate a4 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fed95fc62545fc2edbf62e50e84667cc2de24182b01beb6d7d000b8a55d137a
[INFO] running `Command { std: "docker" "start" "-a" "7fed95fc62545fc2edbf62e50e84667cc2de24182b01beb6d7d000b8a55d137a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fed95fc62545fc2edbf62e50e84667cc2de24182b01beb6d7d000b8a55d137a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fed95fc62545fc2edbf62e50e84667cc2de24182b01beb6d7d000b8a55d137a", kill_on_drop: false }`
[INFO] [stdout] 7fed95fc62545fc2edbf62e50e84667cc2de24182b01beb6d7d000b8a55d137a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15729f1355b262e647a045616d42d677f1b877f6c6f6f3ff428c997629bf56ea
[INFO] running `Command { std: "docker" "start" "-a" "15729f1355b262e647a045616d42d677f1b877f6c6f6f3ff428c997629bf56ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.7.8
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rcobs v0.1.1
[INFO] [stderr]    Compiling rzcobs v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling spin v0.9.2
[INFO] [stderr]    Compiling kolben v0.0.3
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling postcard v0.7.2
[INFO] [stderr]    Compiling a4-core v0.0.4
[INFO] [stderr]    Compiling a4 v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.68s
[INFO] running `Command { std: "docker" "inspect" "15729f1355b262e647a045616d42d677f1b877f6c6f6f3ff428c997629bf56ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15729f1355b262e647a045616d42d677f1b877f6c6f6f3ff428c997629bf56ea", kill_on_drop: false }`
[INFO] [stdout] 15729f1355b262e647a045616d42d677f1b877f6c6f6f3ff428c997629bf56ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36da2794fc6f02e48660d54c4f3cd98d934a5ffa4bd7d48b29b7a452e6158c15
[INFO] running `Command { std: "docker" "start" "-a" "36da2794fc6f02e48660d54c4f3cd98d934a5ffa4bd7d48b29b7a452e6158c15", kill_on_drop: false }`
[INFO] [stderr]    Compiling a4 v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "36da2794fc6f02e48660d54c4f3cd98d934a5ffa4bd7d48b29b7a452e6158c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36da2794fc6f02e48660d54c4f3cd98d934a5ffa4bd7d48b29b7a452e6158c15", kill_on_drop: false }`
[INFO] [stdout] 36da2794fc6f02e48660d54c4f3cd98d934a5ffa4bd7d48b29b7a452e6158c15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d90c8072654cea48559bc8fa54302e2de2257e61d1195b2d9eb8243273a23399
[INFO] running `Command { std: "docker" "start" "-a" "d90c8072654cea48559bc8fa54302e2de2257e61d1195b2d9eb8243273a23399", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/a4-de879a9349781d02)
[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]      Running unittests (/opt/rustwide/target/debug/deps/a4-6cfa1358e7c3eef8)
[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]      Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-695dbb244ef507f3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test multi_lines ... ok
[INFO] [stderr]    Doc-tests a4
[INFO] [stdout] test single_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "d90c8072654cea48559bc8fa54302e2de2257e61d1195b2d9eb8243273a23399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90c8072654cea48559bc8fa54302e2de2257e61d1195b2d9eb8243273a23399", kill_on_drop: false }`
[INFO] [stdout] d90c8072654cea48559bc8fa54302e2de2257e61d1195b2d9eb8243273a23399