[INFO] fetching crate histo 0.1.0... [INFO] testing histo-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate histo 0.1.0 into /workspace/builds/worker-22/source [INFO] validating manifest of crates.io crate histo 0.1.0 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 histo 0.1.0 [INFO] finished tweaking crates.io crate histo 0.1.0 [INFO] tweaked toml for crates.io crate histo 0.1.0 written to /workspace/builds/worker-22/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 6b86e0b8f5c5426f80ec127d26a296c1eb23f3d03fcbe103c1817c05cb041e5c [INFO] running `Command { std: "docker" "start" "-a" "6b86e0b8f5c5426f80ec127d26a296c1eb23f3d03fcbe103c1817c05cb041e5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b86e0b8f5c5426f80ec127d26a296c1eb23f3d03fcbe103c1817c05cb041e5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b86e0b8f5c5426f80ec127d26a296c1eb23f3d03fcbe103c1817c05cb041e5c", kill_on_drop: false }` [INFO] [stdout] 6b86e0b8f5c5426f80ec127d26a296c1eb23f3d03fcbe103c1817c05cb041e5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] f386442a24b8ab46f6fdf8b59ebc5879dd5f90ce9fa0a7ae23b39e4dd161acb2 [INFO] running `Command { std: "docker" "start" "-a" "f386442a24b8ab46f6fdf8b59ebc5879dd5f90ce9fa0a7ae23b39e4dd161acb2", kill_on_drop: false }` [INFO] [stderr] Compiling streaming-stats v0.1.29 [INFO] [stderr] Compiling histo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `Command { std: "docker" "inspect" "f386442a24b8ab46f6fdf8b59ebc5879dd5f90ce9fa0a7ae23b39e4dd161acb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f386442a24b8ab46f6fdf8b59ebc5879dd5f90ce9fa0a7ae23b39e4dd161acb2", kill_on_drop: false }` [INFO] [stdout] f386442a24b8ab46f6fdf8b59ebc5879dd5f90ce9fa0a7ae23b39e4dd161acb2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 1070173a19b69709ad352082e90bbe0248a3cb3d9e9690599044012faba83ce2 [INFO] running `Command { std: "docker" "start" "-a" "1070173a19b69709ad352082e90bbe0248a3cb3d9e9690599044012faba83ce2", kill_on_drop: false }` [INFO] [stderr] Compiling histo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.49s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/histo-5af711a66edbb0ea) [INFO] [stderr] Executable unittests src/bin/histo.rs (/opt/rustwide/target/debug/deps/histo-e08eb6309f0fb761) [INFO] running `Command { std: "docker" "inspect" "1070173a19b69709ad352082e90bbe0248a3cb3d9e9690599044012faba83ce2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1070173a19b69709ad352082e90bbe0248a3cb3d9e9690599044012faba83ce2", kill_on_drop: false }` [INFO] [stdout] 1070173a19b69709ad352082e90bbe0248a3cb3d9e9690599044012faba83ce2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 13c13f9bcd912a2edb352402b3e1c6bdb5a830950a4c58c1920741dd16886fd8 [INFO] running `Command { std: "docker" "start" "-a" "13c13f9bcd912a2edb352402b3e1c6bdb5a830950a4c58c1920741dd16886fd8", 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/histo-5af711a66edbb0ea) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::bucket_count ... ok [INFO] [stdout] test tests::bucket_count_one ... ok [INFO] [stdout] test tests::overflow_panic ... ok [INFO] [stdout] test tests::num_buckets ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/histo.rs (/opt/rustwide/target/debug/deps/histo-e08eb6309f0fb761) [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] Doc-tests histo [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 12) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "13c13f9bcd912a2edb352402b3e1c6bdb5a830950a4c58c1920741dd16886fd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13c13f9bcd912a2edb352402b3e1c6bdb5a830950a4c58c1920741dd16886fd8", kill_on_drop: false }` [INFO] [stdout] 13c13f9bcd912a2edb352402b3e1c6bdb5a830950a4c58c1920741dd16886fd8