[INFO] fetching crate tc-tracing-proc-macro 2.0.0...
[INFO] testing tc-tracing-proc-macro-2.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate tc-tracing-proc-macro 2.0.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate tc-tracing-proc-macro 2.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tc-tracing-proc-macro 2.0.0
[INFO] finished tweaking crates.io crate tc-tracing-proc-macro 2.0.0
[INFO] tweaked toml for crates.io crate tc-tracing-proc-macro 2.0.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c7671adba394ffe71b965bcc69df323edc761cb618d5fbc070bcfd769433513
[INFO] running `Command { std: "docker" "start" "-a" "3c7671adba394ffe71b965bcc69df323edc761cb618d5fbc070bcfd769433513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c7671adba394ffe71b965bcc69df323edc761cb618d5fbc070bcfd769433513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7671adba394ffe71b965bcc69df323edc761cb618d5fbc070bcfd769433513", kill_on_drop: false }`
[INFO] [stdout] 3c7671adba394ffe71b965bcc69df323edc761cb618d5fbc070bcfd769433513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 608456ab5cba090fd5008ec3eb2f6e4ec719932958a3e35098d2f55d4b42dd21
[INFO] running `Command { std: "docker" "start" "-a" "608456ab5cba090fd5008ec3eb2f6e4ec719932958a3e35098d2f55d4b42dd21", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tc-tracing-proc-macro v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.13s
[INFO] running `Command { std: "docker" "inspect" "608456ab5cba090fd5008ec3eb2f6e4ec719932958a3e35098d2f55d4b42dd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608456ab5cba090fd5008ec3eb2f6e4ec719932958a3e35098d2f55d4b42dd21", kill_on_drop: false }`
[INFO] [stdout] 608456ab5cba090fd5008ec3eb2f6e4ec719932958a3e35098d2f55d4b42dd21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afb0d4a9a243e1cf1a5f8b0b021a35c801666e3f98edb0b646f59373bc4697e6
[INFO] running `Command { std: "docker" "start" "-a" "afb0d4a9a243e1cf1a5f8b0b021a35c801666e3f98edb0b646f59373bc4697e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling tc-tracing-proc-macro v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "afb0d4a9a243e1cf1a5f8b0b021a35c801666e3f98edb0b646f59373bc4697e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb0d4a9a243e1cf1a5f8b0b021a35c801666e3f98edb0b646f59373bc4697e6", kill_on_drop: false }`
[INFO] [stdout] afb0d4a9a243e1cf1a5f8b0b021a35c801666e3f98edb0b646f59373bc4697e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4312f32d5f530cf2d681a1aa26860597c24155041535d47e0ffa22120e7c2d80
[INFO] running `Command { std: "docker" "start" "-a" "4312f32d5f530cf2d681a1aa26860597c24155041535d47e0ffa22120e7c2d80", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tc_tracing_proc_macro-c2c205e689cb48d5)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tc-tracing-proc-macro
[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 2 tests
[INFO] [stdout] test src/lib.rs - prefix_logs_with (line 41) ... ignored
[INFO] [stdout] test src/lib.rs - prefix_logs_with (line 75) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4312f32d5f530cf2d681a1aa26860597c24155041535d47e0ffa22120e7c2d80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4312f32d5f530cf2d681a1aa26860597c24155041535d47e0ffa22120e7c2d80", kill_on_drop: false }`
[INFO] [stdout] 4312f32d5f530cf2d681a1aa26860597c24155041535d47e0ffa22120e7c2d80