[INFO] cloning repository https://github.com/jhamill34/rust-utilities [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jhamill34/rust-utilities" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhamill34%2Frust-utilities", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhamill34%2Frust-utilities'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 498b06bb2ded4919a2943667bd574a4e6a648283 [INFO] testing jhamill34/rust-utilities against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhamill34%2Frust-utilities" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jhamill34/rust-utilities on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jhamill34/rust-utilities [INFO] finished tweaking git repo https://github.com/jhamill34/rust-utilities [INFO] tweaked toml for git repo https://github.com/jhamill34/rust-utilities written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/jhamill34/rust-utilities already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05f2a0aeb517d7898b4cdf8b6eef561eef7276109d4d536c637105c229ecfbb7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "05f2a0aeb517d7898b4cdf8b6eef561eef7276109d4d536c637105c229ecfbb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05f2a0aeb517d7898b4cdf8b6eef561eef7276109d4d536c637105c229ecfbb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05f2a0aeb517d7898b4cdf8b6eef561eef7276109d4d536c637105c229ecfbb7", kill_on_drop: false }` [INFO] [stdout] 05f2a0aeb517d7898b4cdf8b6eef561eef7276109d4d536c637105c229ecfbb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1a3eeeae2ed58f8fc00f3517751094a9fdb271635b96dde31f31adaa84d19ee3 [INFO] running `Command { std: "docker" "start" "-a" "1a3eeeae2ed58f8fc00f3517751094a9fdb271635b96dde31f31adaa84d19ee3", kill_on_drop: false }` [INFO] [stderr] Compiling lookahead_buffer v0.1.0 (/opt/rustwide/workdir/lookahead_buffer) [INFO] [stderr] Compiling pipeline v0.1.0 (/opt/rustwide/workdir/pipeline) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "1a3eeeae2ed58f8fc00f3517751094a9fdb271635b96dde31f31adaa84d19ee3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a3eeeae2ed58f8fc00f3517751094a9fdb271635b96dde31f31adaa84d19ee3", kill_on_drop: false }` [INFO] [stdout] 1a3eeeae2ed58f8fc00f3517751094a9fdb271635b96dde31f31adaa84d19ee3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 76857d020db4a2cf74384aba8d4b9fed6f14759ce98d1fa43791145172387114 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "76857d020db4a2cf74384aba8d4b9fed6f14759ce98d1fa43791145172387114", kill_on_drop: false }` [INFO] [stderr] Compiling pipeline v0.1.0 (/opt/rustwide/workdir/pipeline) [INFO] [stderr] Compiling lookahead_buffer v0.1.0 (/opt/rustwide/workdir/lookahead_buffer) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> pipeline/tests/integration_tests.rs:24:26 [INFO] [stdout] | [INFO] [stdout] 24 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 24 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 24 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "76857d020db4a2cf74384aba8d4b9fed6f14759ce98d1fa43791145172387114", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76857d020db4a2cf74384aba8d4b9fed6f14759ce98d1fa43791145172387114", kill_on_drop: false }` [INFO] [stdout] 76857d020db4a2cf74384aba8d4b9fed6f14759ce98d1fa43791145172387114 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] df7d4eaf6b25acb95bb80c660697a79576f8af8761ceca087f6490cc61435eee [INFO] running `Command { std: "docker" "start" "-a" "df7d4eaf6b25acb95bb80c660697a79576f8af8761ceca087f6490cc61435eee", kill_on_drop: false }` [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> pipeline/tests/integration_tests.rs:24:26 [INFO] [stderr] | [INFO] [stderr] 24 | Err(e) => panic!(e), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 24 | Err(e) => panic!("{}", e), [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 24 | Err(e) => std::panic::panic_any(e), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lookahead_buffer-2b06b0fdfbc9ddca) [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/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-865ea6c77b8264a7) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test tests::test_advancing_past_length_of_buffer_does_nothing ... ok [INFO] [stdout] test tests::test_can_consume_empty_slices_after_commit ... ok [INFO] [stdout] test tests::test_can_peek_at_top_values ... ok [INFO] [stdout] test tests::test_peek_returns_null_byte_when_at_end ... ok [INFO] [stdout] test tests::test_can_consume_slice ... ok [INFO] [stdout] test tests::test_can_consume_different_slices_after_commit ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pipeline-e9dbeb8ea8f63da9) [INFO] [stdout] [INFO] [stderr] Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-efc4fa81757a8c63) [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] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test test::step_one_works ... ok [INFO] [stdout] test test::step_two_works ... ok [INFO] [stdout] test test::test_empty_pipe_returns_input ... ok [INFO] [stdout] test test::test_simple_workflow_works ... ok [INFO] [stdout] test test::test_workflow_errors_in_the_middle ... ok [INFO] [stdout] test test::step_three_fails ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests lookahead_buffer [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 pipeline [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" "df7d4eaf6b25acb95bb80c660697a79576f8af8761ceca087f6490cc61435eee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df7d4eaf6b25acb95bb80c660697a79576f8af8761ceca087f6490cc61435eee", kill_on_drop: false }` [INFO] [stdout] df7d4eaf6b25acb95bb80c660697a79576f8af8761ceca087f6490cc61435eee