[INFO] fetching crate modular_arithmetic 0.2.0...
[INFO] testing modular_arithmetic-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate modular_arithmetic 0.2.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate modular_arithmetic 0.2.0 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 modular_arithmetic 0.2.0
[INFO] finished tweaking crates.io crate modular_arithmetic 0.2.0
[INFO] tweaked toml for crates.io crate modular_arithmetic 0.2.0 written to /workspace/builds/worker-27/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 9fbe4a7d1cf8eaf59bd30be3b1b01a2c2a3bf9780bbd43cc99b9b00929bf543b
[INFO] running `Command { std: "docker" "start" "-a" "9fbe4a7d1cf8eaf59bd30be3b1b01a2c2a3bf9780bbd43cc99b9b00929bf543b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fbe4a7d1cf8eaf59bd30be3b1b01a2c2a3bf9780bbd43cc99b9b00929bf543b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbe4a7d1cf8eaf59bd30be3b1b01a2c2a3bf9780bbd43cc99b9b00929bf543b", kill_on_drop: false }`
[INFO] [stdout] 9fbe4a7d1cf8eaf59bd30be3b1b01a2c2a3bf9780bbd43cc99b9b00929bf543b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 23b44ccff53745f36a1a614ecdd8ff47b6c45ce7885def412ce4c013d969410d
[INFO] running `Command { std: "docker" "start" "-a" "23b44ccff53745f36a1a614ecdd8ff47b6c45ce7885def412ce4c013d969410d", kill_on_drop: false }`
[INFO] [stderr]    Compiling modular_arithmetic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "23b44ccff53745f36a1a614ecdd8ff47b6c45ce7885def412ce4c013d969410d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b44ccff53745f36a1a614ecdd8ff47b6c45ce7885def412ce4c013d969410d", kill_on_drop: false }`
[INFO] [stdout] 23b44ccff53745f36a1a614ecdd8ff47b6c45ce7885def412ce4c013d969410d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 47b84e631ef56dfc6fb8ad13da2811732e330394c02edf2cc9bf7a97170d81a5
[INFO] running `Command { std: "docker" "start" "-a" "47b84e631ef56dfc6fb8ad13da2811732e330394c02edf2cc9bf7a97170d81a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling modular_arithmetic v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/modular_arithmetic-41c3eaa5d1fa740e)
[INFO] running `Command { std: "docker" "inspect" "47b84e631ef56dfc6fb8ad13da2811732e330394c02edf2cc9bf7a97170d81a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b84e631ef56dfc6fb8ad13da2811732e330394c02edf2cc9bf7a97170d81a5", kill_on_drop: false }`
[INFO] [stdout] 47b84e631ef56dfc6fb8ad13da2811732e330394c02edf2cc9bf7a97170d81a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] dc73826e8170553566e78836966689e41bd5ad0edcc43df22af954e197511c6c
[INFO] running `Command { std: "docker" "start" "-a" "dc73826e8170553566e78836966689e41bd5ad0edcc43df22af954e197511c6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/modular_arithmetic-41c3eaa5d1fa740e)
[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 0.03s
[INFO] [stderr]    Doc-tests modular_arithmetic
[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" "dc73826e8170553566e78836966689e41bd5ad0edcc43df22af954e197511c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc73826e8170553566e78836966689e41bd5ad0edcc43df22af954e197511c6c", kill_on_drop: false }`
[INFO] [stdout] dc73826e8170553566e78836966689e41bd5ad0edcc43df22af954e197511c6c