[INFO] fetching crate rustracing 0.6.0...
[INFO] testing rustracing-0.6.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rustracing 0.6.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate rustracing 0.6.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustracing 0.6.0
[INFO] finished tweaking crates.io crate rustracing 0.6.0
[INFO] tweaked toml for crates.io crate rustracing 0.6.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d88a1a396c471ffd5006168f855a7bc4c9d4626603a45c0f39eda6eac074c77a
[INFO] running `Command { std: "docker" "start" "-a" "d88a1a396c471ffd5006168f855a7bc4c9d4626603a45c0f39eda6eac074c77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d88a1a396c471ffd5006168f855a7bc4c9d4626603a45c0f39eda6eac074c77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d88a1a396c471ffd5006168f855a7bc4c9d4626603a45c0f39eda6eac074c77a", kill_on_drop: false }`
[INFO] [stdout] d88a1a396c471ffd5006168f855a7bc4c9d4626603a45c0f39eda6eac074c77a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c01f4c16598d5471776d8c4d15c9cedc120cd79733142efeeb94550976ef00c9
[INFO] running `Command { std: "docker" "start" "-a" "c01f4c16598d5471776d8c4d15c9cedc120cd79733142efeeb94550976ef00c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling trackable v1.2.0
[INFO] [stderr]    Compiling rustracing v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.50s
[INFO] running `Command { std: "docker" "inspect" "c01f4c16598d5471776d8c4d15c9cedc120cd79733142efeeb94550976ef00c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c01f4c16598d5471776d8c4d15c9cedc120cd79733142efeeb94550976ef00c9", kill_on_drop: false }`
[INFO] [stdout] c01f4c16598d5471776d8c4d15c9cedc120cd79733142efeeb94550976ef00c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b3b8e9e434984ce23d4c2aedab0b9028f6c64d846dd421ab1ee9f721d5a7de8
[INFO] running `Command { std: "docker" "start" "-a" "2b3b8e9e434984ce23d4c2aedab0b9028f6c64d846dd421ab1ee9f721d5a7de8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustracing v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "2b3b8e9e434984ce23d4c2aedab0b9028f6c64d846dd421ab1ee9f721d5a7de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3b8e9e434984ce23d4c2aedab0b9028f6c64d846dd421ab1ee9f721d5a7de8", kill_on_drop: false }`
[INFO] [stdout] 2b3b8e9e434984ce23d4c2aedab0b9028f6c64d846dd421ab1ee9f721d5a7de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a277056d47d5703181829e4e658addb36856c9ec7aebb6faa9f0a9795bafc31c
[INFO] running `Command { std: "docker" "start" "-a" "a277056d47d5703181829e4e658addb36856c9ec7aebb6faa9f0a9795bafc31c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustracing-454d9d206e5fa3ee)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test convert::tests::it_works ... ok
[INFO] [stdout] test tests::nonblocking_on_full_queue ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests rustracing
[INFO] [stdout] test tests::example_code_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/tag.rs - tag::Tag::new (line 14) ... ok
[INFO] [stdout] test src/span.rs - span::Span<T>::inactive (line 30) ... ok
[INFO] [stdout] test src/tracer.rs - tracer::Tracer (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a277056d47d5703181829e4e658addb36856c9ec7aebb6faa9f0a9795bafc31c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a277056d47d5703181829e4e658addb36856c9ec7aebb6faa9f0a9795bafc31c", kill_on_drop: false }`
[INFO] [stdout] a277056d47d5703181829e4e658addb36856c9ec7aebb6faa9f0a9795bafc31c