[INFO] cloning repository https://github.com/piot/discoid-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piot/discoid-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiot%2Fdiscoid-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiot%2Fdiscoid-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e94a3851af67f9e114b5adb2ece4bf1e2398a8f
[INFO] testing piot/discoid-rs against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiot%2Fdiscoid-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/piot/discoid-rs on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/piot/discoid-rs
[INFO] finished tweaking git repo https://github.com/piot/discoid-rs
[INFO] tweaked toml for git repo https://github.com/piot/discoid-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dc9031463cec3c5809ad97fd6f90ae7e687e68d4a5d712fdfd4b4e7378cb0fb
[INFO] running `Command { std: "docker" "start" "-a" "8dc9031463cec3c5809ad97fd6f90ae7e687e68d4a5d712fdfd4b4e7378cb0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dc9031463cec3c5809ad97fd6f90ae7e687e68d4a5d712fdfd4b4e7378cb0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc9031463cec3c5809ad97fd6f90ae7e687e68d4a5d712fdfd4b4e7378cb0fb", kill_on_drop: false }`
[INFO] [stdout] 8dc9031463cec3c5809ad97fd6f90ae7e687e68d4a5d712fdfd4b4e7378cb0fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0f628a5c28b09960d006931fa2596452764d377f1b1ab1df8c9f5d2b556956e
[INFO] running `Command { std: "docker" "start" "-a" "c0f628a5c28b09960d006931fa2596452764d377f1b1ab1df8c9f5d2b556956e", kill_on_drop: false }`
[INFO] [stderr]    Compiling discoid v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "c0f628a5c28b09960d006931fa2596452764d377f1b1ab1df8c9f5d2b556956e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f628a5c28b09960d006931fa2596452764d377f1b1ab1df8c9f5d2b556956e", kill_on_drop: false }`
[INFO] [stdout] c0f628a5c28b09960d006931fa2596452764d377f1b1ab1df8c9f5d2b556956e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4c91baacacafac5afb638b3c73890e48b600c9ba9ce6fc876253c047ce263d4
[INFO] running `Command { std: "docker" "start" "-a" "f4c91baacacafac5afb638b3c73890e48b600c9ba9ce6fc876253c047ce263d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling discoid v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "f4c91baacacafac5afb638b3c73890e48b600c9ba9ce6fc876253c047ce263d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c91baacacafac5afb638b3c73890e48b600c9ba9ce6fc876253c047ce263d4", kill_on_drop: false }`
[INFO] [stdout] f4c91baacacafac5afb638b3c73890e48b600c9ba9ce6fc876253c047ce263d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfa54cc4d48c1fb560841e81e8dd0a696d61aba9df7d442accc883318ad1d3ff
[INFO] running `Command { std: "docker" "start" "-a" "dfa54cc4d48c1fb560841e81e8dd0a696d61aba9df7d442accc883318ad1d3ff", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/discoid-4f60441ff15f2063)
[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] [stderr]      Running tests/circular_buffer.rs (/opt/rustwide/target/debug/deps/circular_buffer-c73fc7eb2fe84d8e)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test add_test ... ok
[INFO] [stdout] test test_full_capacity_storage ... ok
[INFO] [stdout] test test_into_iter_after_wrap_around ... ok
[INFO] [stdout] test test_into_iter_consumes_buffer ... ok
[INFO] [stdout] test test_into_iter_empty_buffer ... ok
[INFO] [stdout] test test_into_iter_mixed_operations ... ok
[INFO] [stdout] test test_into_iter_full_buffer ... ok
[INFO] [stdout] test test_into_iter_multiple_elements ... ok
[INFO] [stdout] test test_into_iter_no_elements_after_popping ... ok
[INFO] [stdout] test test_into_iter_single_element ... ok
[INFO] [stdout] test test_pop_empty_buffer ... ok
[INFO] [stdout] test test_pop_multiple_success ... ok
[INFO] [stdout] test test_push_and_pop_single_element ... ok
[INFO] [stdout] test test_repeated_push_pop ... ok
[INFO] [stdout] test test_push_remove_multiple_elements ... ok
[INFO] [stdout] test test_push_full_buffer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests discoid
[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" "dfa54cc4d48c1fb560841e81e8dd0a696d61aba9df7d442accc883318ad1d3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfa54cc4d48c1fb560841e81e8dd0a696d61aba9df7d442accc883318ad1d3ff", kill_on_drop: false }`
[INFO] [stdout] dfa54cc4d48c1fb560841e81e8dd0a696d61aba9df7d442accc883318ad1d3ff