[INFO] fetching crate snarky-parrot 0.2.0...
[INFO] testing snarky-parrot-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate snarky-parrot 0.2.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate snarky-parrot 0.2.0 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 snarky-parrot 0.2.0
[INFO] finished tweaking crates.io crate snarky-parrot 0.2.0
[INFO] tweaked toml for crates.io crate snarky-parrot 0.2.0 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate crates.io crate snarky-parrot 0.2.0 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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] bd9d80e9d458265195053ae09b75c8b75582934d8e3c0a28e5e08d965bc47f14
[INFO] running `Command { std: "docker" "start" "-a" "bd9d80e9d458265195053ae09b75c8b75582934d8e3c0a28e5e08d965bc47f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd9d80e9d458265195053ae09b75c8b75582934d8e3c0a28e5e08d965bc47f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9d80e9d458265195053ae09b75c8b75582934d8e3c0a28e5e08d965bc47f14", kill_on_drop: false }`
[INFO] [stdout] bd9d80e9d458265195053ae09b75c8b75582934d8e3c0a28e5e08d965bc47f14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 2999910da3d78183a9aba0fe8e1cf5358aec1ee5b7756615005fb380068457d2
[INFO] running `Command { std: "docker" "start" "-a" "2999910da3d78183a9aba0fe8e1cf5358aec1ee5b7756615005fb380068457d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.28
[INFO] [stderr]    Compiling thiserror v1.0.28
[INFO] [stderr]    Compiling snarky-parrot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "2999910da3d78183a9aba0fe8e1cf5358aec1ee5b7756615005fb380068457d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2999910da3d78183a9aba0fe8e1cf5358aec1ee5b7756615005fb380068457d2", kill_on_drop: false }`
[INFO] [stdout] 2999910da3d78183a9aba0fe8e1cf5358aec1ee5b7756615005fb380068457d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 3af77d266d3e25d64581c7651b5d76abdfd49dc00af538f8e15b1fe8c3f2b072
[INFO] running `Command { std: "docker" "start" "-a" "3af77d266d3e25d64581c7651b5d76abdfd49dc00af538f8e15b1fe8c3f2b072", kill_on_drop: false }`
[INFO] [stderr]    Compiling snarky-parrot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "3af77d266d3e25d64581c7651b5d76abdfd49dc00af538f8e15b1fe8c3f2b072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af77d266d3e25d64581c7651b5d76abdfd49dc00af538f8e15b1fe8c3f2b072", kill_on_drop: false }`
[INFO] [stdout] 3af77d266d3e25d64581c7651b5d76abdfd49dc00af538f8e15b1fe8c3f2b072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 8df0338c821ce80eeac34556ccc924175d6b935138f7c5f85b6586430c2f64af
[INFO] running `Command { std: "docker" "start" "-a" "8df0338c821ce80eeac34556ccc924175d6b935138f7c5f85b6586430c2f64af", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snarky_parrot-9153f6983f914083)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snarky-parrot
[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" "8df0338c821ce80eeac34556ccc924175d6b935138f7c5f85b6586430c2f64af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8df0338c821ce80eeac34556ccc924175d6b935138f7c5f85b6586430c2f64af", kill_on_drop: false }`
[INFO] [stdout] 8df0338c821ce80eeac34556ccc924175d6b935138f7c5f85b6586430c2f64af