[INFO] fetching crate tracerr 0.4.0...
[INFO] testing tracerr-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate tracerr 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tracerr 0.4.0
[INFO] finished tweaking crates.io crate tracerr 0.4.0
[INFO] tweaked toml for crates.io crate tracerr 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracerr 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracerr 0.4.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sealed v0.6.0
[INFO] [stderr]   Downloaded quote v1.0.38
[INFO] [stderr]   Downloaded proc-macro2 v1.0.93
[INFO] [stderr]   Downloaded unicode-ident v1.0.16
[INFO] [stderr]   Downloaded syn v2.0.98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e380bb8d102e1e40eb1f1e2722f64091405cc11e0a9169bb54483c85340d9b65
[INFO] running `Command { std: "docker" "start" "-a" "e380bb8d102e1e40eb1f1e2722f64091405cc11e0a9169bb54483c85340d9b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e380bb8d102e1e40eb1f1e2722f64091405cc11e0a9169bb54483c85340d9b65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e380bb8d102e1e40eb1f1e2722f64091405cc11e0a9169bb54483c85340d9b65", kill_on_drop: false }`
[INFO] [stdout] e380bb8d102e1e40eb1f1e2722f64091405cc11e0a9169bb54483c85340d9b65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab41f2a6eefca773fcef24df400f3875655a5ccc260a8c2a886798f0990a6556
[INFO] running `Command { std: "docker" "start" "-a" "ab41f2a6eefca773fcef24df400f3875655a5ccc260a8c2a886798f0990a6556", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling sealed v0.6.0
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling tracerr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "ab41f2a6eefca773fcef24df400f3875655a5ccc260a8c2a886798f0990a6556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab41f2a6eefca773fcef24df400f3875655a5ccc260a8c2a886798f0990a6556", kill_on_drop: false }`
[INFO] [stdout] ab41f2a6eefca773fcef24df400f3875655a5ccc260a8c2a886798f0990a6556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d618b90c2a41ab06fb3f08d6737ea60deb77a622c23b791a057ab82984416c43
[INFO] running `Command { std: "docker" "start" "-a" "d618b90c2a41ab06fb3f08d6737ea60deb77a622c23b791a057ab82984416c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracerr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "d618b90c2a41ab06fb3f08d6737ea60deb77a622c23b791a057ab82984416c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d618b90c2a41ab06fb3f08d6737ea60deb77a622c23b791a057ab82984416c43", kill_on_drop: false }`
[INFO] [stdout] d618b90c2a41ab06fb3f08d6737ea60deb77a622c23b791a057ab82984416c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91e2636043f992da8bff232bea0e6179094dcc3673504b842cf91cfac24de590
[INFO] running `Command { std: "docker" "start" "-a" "91e2636043f992da8bff232bea0e6179094dcc3673504b842cf91cfac24de590", 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/tracerr-29921f97ce785e21)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test from_and_wrap_macro_spec::applies_required_from_implementation ... ok
[INFO] [stdout] test from_and_wrap_macro_spec::fills_trace_on_subsequent_calls ... ok
[INFO] [stdout] test map_from_and_new_macro_spec::fills_trace_on_subsequent_calls ... ok
[INFO] [stdout] test map_from_and_wrap_macro_spec::applies_required_from_implementation ... ok
[INFO] [stdout] test map_from_and_wrap_macro_spec::fills_trace_on_subsequent_calls ... ok
[INFO] [stdout] test new_macro_spec::creates_new_trace_frame_on_initialization ... ok
[INFO] [stdout] test wrap_macro_spec::fills_trace_on_subsequent_calls ... ok
[INFO] [stdout] test wrap_macro_spec::creates_new_trace_frame_on_initialization ... ok
[INFO] [stdout] test new_macro_spec::fills_trace_on_subsequent_calls ... ok
[INFO] [stdout] test trace::trace_spec::displays_frames_separated_by_blank_line ... ok
[INFO] [stdout] test map_from_and_new_macro_spec::applies_required_from_implementation ... ok
[INFO] [stdout] test trace::frame_spec::displays_module_followed_by_file_and_line ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracerr
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - map_from_and_new (line 346) ... ok
[INFO] [stdout] test src/lib.rs - wrap (line 368) ... ok
[INFO] [stdout] test src/lib.rs - from_and_wrap (line 423) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - new (line 323) ... ok
[INFO] [stdout] test src/lib.rs - map_from_and_wrap (line 395) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "91e2636043f992da8bff232bea0e6179094dcc3673504b842cf91cfac24de590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e2636043f992da8bff232bea0e6179094dcc3673504b842cf91cfac24de590", kill_on_drop: false }`
[INFO] [stdout] 91e2636043f992da8bff232bea0e6179094dcc3673504b842cf91cfac24de590