[INFO] fetching crate breadcrumbs 0.1.5...
[INFO] testing breadcrumbs-0.1.5 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate breadcrumbs 0.1.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate breadcrumbs 0.1.5
[INFO] finished tweaking crates.io crate breadcrumbs 0.1.5
[INFO] tweaked toml for crates.io crate breadcrumbs 0.1.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate breadcrumbs 0.1.5 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding spin v0.9.8 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0377cc96bbc9e9475e1403b79d48212bc0801f29eb90a8bfdc8555052a97bd9
[INFO] running `Command { std: "docker" "start" "-a" "c0377cc96bbc9e9475e1403b79d48212bc0801f29eb90a8bfdc8555052a97bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0377cc96bbc9e9475e1403b79d48212bc0801f29eb90a8bfdc8555052a97bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0377cc96bbc9e9475e1403b79d48212bc0801f29eb90a8bfdc8555052a97bd9", kill_on_drop: false }`
[INFO] [stdout] c0377cc96bbc9e9475e1403b79d48212bc0801f29eb90a8bfdc8555052a97bd9
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81b27b1ed06b0492c29613d70b6eaf022b9d251971ceb659ebbda8ca53516def
[INFO] running `Command { std: "docker" "start" "-a" "81b27b1ed06b0492c29613d70b6eaf022b9d251971ceb659ebbda8ca53516def", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling breadcrumbs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "81b27b1ed06b0492c29613d70b6eaf022b9d251971ceb659ebbda8ca53516def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81b27b1ed06b0492c29613d70b6eaf022b9d251971ceb659ebbda8ca53516def", kill_on_drop: false }`
[INFO] [stdout] 81b27b1ed06b0492c29613d70b6eaf022b9d251971ceb659ebbda8ca53516def
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1731e89b8f12c3fe16ff6e86a7f0b725c22f753c5e8024fed159376475991615
[INFO] running `Command { std: "docker" "start" "-a" "1731e89b8f12c3fe16ff6e86a7f0b725c22f753c5e8024fed159376475991615", kill_on_drop: false }`
[INFO] [stderr]    Compiling breadcrumbs v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "1731e89b8f12c3fe16ff6e86a7f0b725c22f753c5e8024fed159376475991615", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1731e89b8f12c3fe16ff6e86a7f0b725c22f753c5e8024fed159376475991615", kill_on_drop: false }`
[INFO] [stdout] 1731e89b8f12c3fe16ff6e86a7f0b725c22f753c5e8024fed159376475991615
[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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c4f0825a355314b0ceba73694fb644cf62c8fb8bc2eef949ef28ab298ab98a3
[INFO] running `Command { std: "docker" "start" "-a" "7c4f0825a355314b0ceba73694fb644cf62c8fb8bc2eef949ef28ab298ab98a3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/breadcrumbs-4925054228688027)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::no_std_readme_example ... ok
[INFO] [stdout] test tests::read_me_example ... ok
[INFO] [stdout] test tests::test_log_creation_and_handling ... ok
[INFO] [stdout] test tests::test_log_level_enum ... ok
[INFO] [stdout] test tests::test_traceback_generation ... ok
[INFO] [stdout] test tests::test_log_macros ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests breadcrumbs
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/lib.rs - Traceback (line 240) ... ok
[INFO] [stdout] test src/lib.rs - LogLevel::is_at_least (line 57) ... ok
[INFO] [stdout] test src/lib.rs - traceback (line 299) ... ok
[INFO] [stdout] test src/lib.rs - log (line 365) ... ok
[INFO] [stdout] test src/lib.rs - init (line 201) ... ok
[INFO] [stdout] test src/lib.rs - log_channel (line 405) ... ok
[INFO] [stdout] test src/lib.rs - Log::remove (line 124) ... ok
[INFO] [stdout] test src/lib.rs - init_with_listener (line 166) ... ok
[INFO] [stdout] test src/lib.rs - log (line 372) ... ok
[INFO] [stdout] test src/lib.rs - get_logs_traceback (line 271) ... ok
[INFO] [stdout] test src/lib.rs - log_level (line 390) ... ok
[INFO] [stdout] test src/lib.rs - Traceback::to_string (line 249) ... ok
[INFO] [stdout] test src/lib.rs - traceback_level (line 326) ... ok
[INFO] [stdout] test src/lib.rs - log (line 226) ... ok
[INFO] [stdout] test src/lib.rs - init (line 155) ... ok
[INFO] [stdout] test src/lib.rs - traceback (line 306) ... ok
[INFO] [stdout] test src/lib.rs - Log (line 88) ... ok
[INFO] [stdout] test src/lib.rs - init (line 195) ... ok
[INFO] [stdout] test src/lib.rs - traceback_channel (line 343) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7c4f0825a355314b0ceba73694fb644cf62c8fb8bc2eef949ef28ab298ab98a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c4f0825a355314b0ceba73694fb644cf62c8fb8bc2eef949ef28ab298ab98a3", kill_on_drop: false }`
[INFO] [stdout] 7c4f0825a355314b0ceba73694fb644cf62c8fb8bc2eef949ef28ab298ab98a3
