[INFO] fetching crate rust_52_projects 0.1.2...
[INFO] testing rust_52_projects-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rust_52_projects 0.1.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate rust_52_projects 0.1.2 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 rust_52_projects 0.1.2
[INFO] finished tweaking crates.io crate rust_52_projects 0.1.2
[INFO] tweaked toml for crates.io crate rust_52_projects 0.1.2 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] 3e17e0c3a2e2e2ebf712756ca26b111b578d01d5dd06de97e6daef99c39a641a
[INFO] running `Command { std: "docker" "start" "-a" "3e17e0c3a2e2e2ebf712756ca26b111b578d01d5dd06de97e6daef99c39a641a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e17e0c3a2e2e2ebf712756ca26b111b578d01d5dd06de97e6daef99c39a641a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e17e0c3a2e2e2ebf712756ca26b111b578d01d5dd06de97e6daef99c39a641a", kill_on_drop: false }`
[INFO] [stdout] 3e17e0c3a2e2e2ebf712756ca26b111b578d01d5dd06de97e6daef99c39a641a
[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] 12517792c19e310a399ca82cdb58241910cdb7bc217f3b4f086974864d7b3d28
[INFO] running `Command { std: "docker" "start" "-a" "12517792c19e310a399ca82cdb58241910cdb7bc217f3b4f086974864d7b3d28", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_52_projects v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "12517792c19e310a399ca82cdb58241910cdb7bc217f3b4f086974864d7b3d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12517792c19e310a399ca82cdb58241910cdb7bc217f3b4f086974864d7b3d28", kill_on_drop: false }`
[INFO] [stdout] 12517792c19e310a399ca82cdb58241910cdb7bc217f3b4f086974864d7b3d28
[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] aa41840b2deebc9bb9a2391cf72c344a0031c970b6cd7ffb3a6503258a9f4eb9
[INFO] running `Command { std: "docker" "start" "-a" "aa41840b2deebc9bb9a2391cf72c344a0031c970b6cd7ffb3a6503258a9f4eb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_52_projects v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_52_projects-fc686c81532982b6)
[INFO] running `Command { std: "docker" "inspect" "aa41840b2deebc9bb9a2391cf72c344a0031c970b6cd7ffb3a6503258a9f4eb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa41840b2deebc9bb9a2391cf72c344a0031c970b6cd7ffb3a6503258a9f4eb9", kill_on_drop: false }`
[INFO] [stdout] aa41840b2deebc9bb9a2391cf72c344a0031c970b6cd7ffb3a6503258a9f4eb9
[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] 43e2c1e6f92e890969265a2e88a1a5125f83886e8d85dba0fbd50f02f9436934
[INFO] running `Command { std: "docker" "start" "-a" "43e2c1e6f92e890969265a2e88a1a5125f83886e8d85dba0fbd50f02f9436934", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_52_projects-fc686c81532982b6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_factorial ... 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 rust_52_projects
[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" "43e2c1e6f92e890969265a2e88a1a5125f83886e8d85dba0fbd50f02f9436934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e2c1e6f92e890969265a2e88a1a5125f83886e8d85dba0fbd50f02f9436934", kill_on_drop: false }`
[INFO] [stdout] 43e2c1e6f92e890969265a2e88a1a5125f83886e8d85dba0fbd50f02f9436934