[INFO] fetching crate formal_spec 0.0.1...
[INFO] testing formal_spec-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate formal_spec 0.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate formal_spec 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate formal_spec 0.0.1
[INFO] finished tweaking crates.io crate formal_spec 0.0.1
[INFO] tweaked toml for crates.io crate formal_spec 0.0.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe39a8501910e1db3e5d87403153fab758afdd5e27d95a08428edaacb235e731
[INFO] running `Command { std: "docker" "start" "-a" "fe39a8501910e1db3e5d87403153fab758afdd5e27d95a08428edaacb235e731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe39a8501910e1db3e5d87403153fab758afdd5e27d95a08428edaacb235e731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe39a8501910e1db3e5d87403153fab758afdd5e27d95a08428edaacb235e731", kill_on_drop: false }`
[INFO] [stdout] fe39a8501910e1db3e5d87403153fab758afdd5e27d95a08428edaacb235e731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ab69738ddfe1baae838490eecf87cefbf9e76739460962215b0aaba94d83130
[INFO] running `Command { std: "docker" "start" "-a" "8ab69738ddfe1baae838490eecf87cefbf9e76739460962215b0aaba94d83130", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling formal_spec v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.77s
[INFO] running `Command { std: "docker" "inspect" "8ab69738ddfe1baae838490eecf87cefbf9e76739460962215b0aaba94d83130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ab69738ddfe1baae838490eecf87cefbf9e76739460962215b0aaba94d83130", kill_on_drop: false }`
[INFO] [stdout] 8ab69738ddfe1baae838490eecf87cefbf9e76739460962215b0aaba94d83130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ee9142979025211dcd37046ffd25958a7ffa844743dda498cc6cdf6261e7469
[INFO] running `Command { std: "docker" "start" "-a" "0ee9142979025211dcd37046ffd25958a7ffa844743dda498cc6cdf6261e7469", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling formal_spec v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.96s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/formal_spec-cce0ded3869fb659)
[INFO] running `Command { std: "docker" "inspect" "0ee9142979025211dcd37046ffd25958a7ffa844743dda498cc6cdf6261e7469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee9142979025211dcd37046ffd25958a7ffa844743dda498cc6cdf6261e7469", kill_on_drop: false }`
[INFO] [stdout] 0ee9142979025211dcd37046ffd25958a7ffa844743dda498cc6cdf6261e7469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d3a6c6872783204a0a18dce0f274d29a889c7bb155706a094506b12fedc4f61
[INFO] running `Command { std: "docker" "start" "-a" "8d3a6c6872783204a0a18dce0f274d29a889c7bb155706a094506b12fedc4f61", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/formal_spec-cce0ded3869fb659)
[INFO] [stderr]    Doc-tests formal_spec
[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] [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" "8d3a6c6872783204a0a18dce0f274d29a889c7bb155706a094506b12fedc4f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d3a6c6872783204a0a18dce0f274d29a889c7bb155706a094506b12fedc4f61", kill_on_drop: false }`
[INFO] [stdout] 8d3a6c6872783204a0a18dce0f274d29a889c7bb155706a094506b12fedc4f61