[INFO] fetching crate cervus 0.4.99...
[INFO] testing cervus-0.4.99 against 1.59.0 for beta-1.60-1
[INFO] extracting crate cervus 0.4.99 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate cervus 0.4.99 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 cervus 0.4.99
[INFO] finished tweaking crates.io crate cervus 0.4.99
[INFO] tweaked toml for crates.io crate cervus 0.4.99 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3931078eadf2d6c05222dbc8c7be6f5c3bf96b8fecb8fadb42b91451a0895e25
[INFO] running `Command { std: "docker" "start" "-a" "3931078eadf2d6c05222dbc8c7be6f5c3bf96b8fecb8fadb42b91451a0895e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3931078eadf2d6c05222dbc8c7be6f5c3bf96b8fecb8fadb42b91451a0895e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3931078eadf2d6c05222dbc8c7be6f5c3bf96b8fecb8fadb42b91451a0895e25", kill_on_drop: false }`
[INFO] [stdout] 3931078eadf2d6c05222dbc8c7be6f5c3bf96b8fecb8fadb42b91451a0895e25
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7140f86f2ee569d5755ba2d68c4e0a1fad934f5d423012f8aaec83f3df2e326e
[INFO] running `Command { std: "docker" "start" "-a" "7140f86f2ee569d5755ba2d68c4e0a1fad934f5d423012f8aaec83f3df2e326e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cervus v0.4.99 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "7140f86f2ee569d5755ba2d68c4e0a1fad934f5d423012f8aaec83f3df2e326e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7140f86f2ee569d5755ba2d68c4e0a1fad934f5d423012f8aaec83f3df2e326e", kill_on_drop: false }`
[INFO] [stdout] 7140f86f2ee569d5755ba2d68c4e0a1fad934f5d423012f8aaec83f3df2e326e
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 970faa43a8b123c0a7fa18e3730af77435b4e82c3b252b62f3fb709b78268ff6
[INFO] running `Command { std: "docker" "start" "-a" "970faa43a8b123c0a7fa18e3730af77435b4e82c3b252b62f3fb709b78268ff6", kill_on_drop: false }`
[INFO] [stderr]    Compiling cervus v0.4.99 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "970faa43a8b123c0a7fa18e3730af77435b4e82c3b252b62f3fb709b78268ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "970faa43a8b123c0a7fa18e3730af77435b4e82c3b252b62f3fb709b78268ff6", kill_on_drop: false }`
[INFO] [stdout] 970faa43a8b123c0a7fa18e3730af77435b4e82c3b252b62f3fb709b78268ff6
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5bc8043ef041fb1f19abbb3338de53a8925d98ce8f9c39583c23a1988648719
[INFO] running `Command { std: "docker" "start" "-a" "a5bc8043ef041fb1f19abbb3338de53a8925d98ce8f9c39583c23a1988648719", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cervus-cab632622d8bc271)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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 cervus
[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" "a5bc8043ef041fb1f19abbb3338de53a8925d98ce8f9c39583c23a1988648719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5bc8043ef041fb1f19abbb3338de53a8925d98ce8f9c39583c23a1988648719", kill_on_drop: false }`
[INFO] [stdout] a5bc8043ef041fb1f19abbb3338de53a8925d98ce8f9c39583c23a1988648719