[INFO] fetching crate rtos-trace 0.2.0...
[INFO] testing rtos-trace-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rtos-trace 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rtos-trace 0.2.0
[INFO] finished tweaking crates.io crate rtos-trace 0.2.0
[INFO] tweaked toml for crates.io crate rtos-trace 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtos-trace 0.2.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rtos-trace 0.2.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68c3c3c3eeeb6bbabafdba06937db3c5fa4d0aa1e8737f1cc330a9201134ab4d
[INFO] running `Command { std: "docker" "start" "-a" "68c3c3c3eeeb6bbabafdba06937db3c5fa4d0aa1e8737f1cc330a9201134ab4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68c3c3c3eeeb6bbabafdba06937db3c5fa4d0aa1e8737f1cc330a9201134ab4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c3c3c3eeeb6bbabafdba06937db3c5fa4d0aa1e8737f1cc330a9201134ab4d", kill_on_drop: false }`
[INFO] [stdout] 68c3c3c3eeeb6bbabafdba06937db3c5fa4d0aa1e8737f1cc330a9201134ab4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d466b4221eff7701bf37830b30ae010e7b39f8b0b30cfb09195a5ecdc601aac9
[INFO] running `Command { std: "docker" "start" "-a" "d466b4221eff7701bf37830b30ae010e7b39f8b0b30cfb09195a5ecdc601aac9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtos-trace v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "d466b4221eff7701bf37830b30ae010e7b39f8b0b30cfb09195a5ecdc601aac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d466b4221eff7701bf37830b30ae010e7b39f8b0b30cfb09195a5ecdc601aac9", kill_on_drop: false }`
[INFO] [stdout] d466b4221eff7701bf37830b30ae010e7b39f8b0b30cfb09195a5ecdc601aac9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bf1340e4dfa0d71b5b0cb83d31410bad1771bc133a4107f7ebee5fa017168d9
[INFO] running `Command { std: "docker" "start" "-a" "1bf1340e4dfa0d71b5b0cb83d31410bad1771bc133a4107f7ebee5fa017168d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rtos-trace v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "1bf1340e4dfa0d71b5b0cb83d31410bad1771bc133a4107f7ebee5fa017168d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf1340e4dfa0d71b5b0cb83d31410bad1771bc133a4107f7ebee5fa017168d9", kill_on_drop: false }`
[INFO] [stdout] 1bf1340e4dfa0d71b5b0cb83d31410bad1771bc133a4107f7ebee5fa017168d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 099f2e8b416ef77996f9d23aee35171eb65de635c086dd773bf0e44515d9219a
[INFO] running `Command { std: "docker" "start" "-a" "099f2e8b416ef77996f9d23aee35171eb65de635c086dd773bf0e44515d9219a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rtos_trace-cca81800d6d03b76)
[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 rtos_trace
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 21) ... ignored
[INFO] [stdout] test src/lib.rs - (line 36) ... ignored
[INFO] [stdout] test src/lib.rs - (line 48) ... ignored
[INFO] [stdout] test src/lib.rs - (line 55) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "099f2e8b416ef77996f9d23aee35171eb65de635c086dd773bf0e44515d9219a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "099f2e8b416ef77996f9d23aee35171eb65de635c086dd773bf0e44515d9219a", kill_on_drop: false }`
[INFO] [stdout] 099f2e8b416ef77996f9d23aee35171eb65de635c086dd773bf0e44515d9219a