[INFO] fetching crate assignment2_coursehomework_ff61c2 0.1.0...
[INFO] testing assignment2_coursehomework_ff61c2-0.1.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate assignment2_coursehomework_ff61c2 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate assignment2_coursehomework_ff61c2 0.1.0
[INFO] finished tweaking crates.io crate assignment2_coursehomework_ff61c2 0.1.0
[INFO] tweaked toml for crates.io crate assignment2_coursehomework_ff61c2 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate assignment2_coursehomework_ff61c2 0.1.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate assignment2_coursehomework_ff61c2 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f41e7eac50698849e1c121ec371b4ce348acde9c01532f579b21300d3c8f8864
[INFO] running `Command { std: "docker" "start" "-a" "f41e7eac50698849e1c121ec371b4ce348acde9c01532f579b21300d3c8f8864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41e7eac50698849e1c121ec371b4ce348acde9c01532f579b21300d3c8f8864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41e7eac50698849e1c121ec371b4ce348acde9c01532f579b21300d3c8f8864", kill_on_drop: false }`
[INFO] [stdout] f41e7eac50698849e1c121ec371b4ce348acde9c01532f579b21300d3c8f8864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc56398f3a9d0cdc3c7f8ec626f723b6a8c0acdea887bd3a49a246057898bfa3
[INFO] running `Command { std: "docker" "start" "-a" "cc56398f3a9d0cdc3c7f8ec626f723b6a8c0acdea887bd3a49a246057898bfa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.17
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling rand_core v0.9.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling assignment2_coursehomework_ff61c2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.56s
[INFO] running `Command { std: "docker" "inspect" "cc56398f3a9d0cdc3c7f8ec626f723b6a8c0acdea887bd3a49a246057898bfa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc56398f3a9d0cdc3c7f8ec626f723b6a8c0acdea887bd3a49a246057898bfa3", kill_on_drop: false }`
[INFO] [stdout] cc56398f3a9d0cdc3c7f8ec626f723b6a8c0acdea887bd3a49a246057898bfa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 090e53ee53e33a6c2b0cddb6a11f688c0033f0e5640b873a117063725d777e21
[INFO] running `Command { std: "docker" "start" "-a" "090e53ee53e33a6c2b0cddb6a11f688c0033f0e5640b873a117063725d777e21", kill_on_drop: false }`
[INFO] [stderr]    Compiling assignment2_coursehomework_ff61c2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "090e53ee53e33a6c2b0cddb6a11f688c0033f0e5640b873a117063725d777e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "090e53ee53e33a6c2b0cddb6a11f688c0033f0e5640b873a117063725d777e21", kill_on_drop: false }`
[INFO] [stdout] 090e53ee53e33a6c2b0cddb6a11f688c0033f0e5640b873a117063725d777e21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e642ff30ee5fc4a69ca562a3bc4a947858fe893eeef9774dc77052e47d206eae
[INFO] running `Command { std: "docker" "start" "-a" "e642ff30ee5fc4a69ca562a3bc4a947858fe893eeef9774dc77052e47d206eae", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/assignment2_coursehomework_ff61c2-67563900805d1fc8)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::traits_work ... ok
[INFO] [stdout] test tests::traits_work2 ... ok
[INFO] [stdout] test tests::result_types_work ... ok
[INFO] [stdout] test tests::extremely_cool_stuff_works ... ok
[INFO] [stdout] test tests::structs_and_enums_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr]    Doc-tests assignment2_coursehomework_ff61c2
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/magic_course_homework.rs - magic_course_homework::Archaeomancer (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e642ff30ee5fc4a69ca562a3bc4a947858fe893eeef9774dc77052e47d206eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e642ff30ee5fc4a69ca562a3bc4a947858fe893eeef9774dc77052e47d206eae", kill_on_drop: false }`
[INFO] [stdout] e642ff30ee5fc4a69ca562a3bc4a947858fe893eeef9774dc77052e47d206eae