[INFO] fetching crate tracerr 0.4.0...
[INFO] testing tracerr-0.4.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate tracerr 0.4.0 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracerr 0.4.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sealed v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b598e936a13c4e98049c4ae68f7aaf25c7d0cfd8c14fc0f40af2139cbf13a5e
[INFO] running `Command { std: "docker" "start" "-a" "0b598e936a13c4e98049c4ae68f7aaf25c7d0cfd8c14fc0f40af2139cbf13a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b598e936a13c4e98049c4ae68f7aaf25c7d0cfd8c14fc0f40af2139cbf13a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b598e936a13c4e98049c4ae68f7aaf25c7d0cfd8c14fc0f40af2139cbf13a5e", kill_on_drop: false }`
[INFO] [stdout] 0b598e936a13c4e98049c4ae68f7aaf25c7d0cfd8c14fc0f40af2139cbf13a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b9dde1b9aa72592eb75f1a4eb6af03dc88755b78853fecfdd590ef147f26a66
[INFO] running `Command { std: "docker" "start" "-a" "4b9dde1b9aa72592eb75f1a4eb6af03dc88755b78853fecfdd590ef147f26a66", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[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 8.00s
[INFO] running `Command { std: "docker" "inspect" "4b9dde1b9aa72592eb75f1a4eb6af03dc88755b78853fecfdd590ef147f26a66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9dde1b9aa72592eb75f1a4eb6af03dc88755b78853fecfdd590ef147f26a66", kill_on_drop: false }`
[INFO] [stdout] 4b9dde1b9aa72592eb75f1a4eb6af03dc88755b78853fecfdd590ef147f26a66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7bf9e3c06ec3bc49ec75d814c5fd2ea3189887265da57eedd582aec456f2fe0
[INFO] running `Command { std: "docker" "start" "-a" "f7bf9e3c06ec3bc49ec75d814c5fd2ea3189887265da57eedd582aec456f2fe0", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracerr v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "f7bf9e3c06ec3bc49ec75d814c5fd2ea3189887265da57eedd582aec456f2fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7bf9e3c06ec3bc49ec75d814c5fd2ea3189887265da57eedd582aec456f2fe0", kill_on_drop: false }`
[INFO] [stdout] f7bf9e3c06ec3bc49ec75d814c5fd2ea3189887265da57eedd582aec456f2fe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 869c8e93cf34c54a4a41053898acf889618824f92082fe4bd2eda173dd298be2
[INFO] running `Command { std: "docker" "start" "-a" "869c8e93cf34c54a4a41053898acf889618824f92082fe4bd2eda173dd298be2", 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-e9cc050bf2341ec6)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test map_from_and_new_macro_spec::applies_required_from_implementation ... ok
[INFO] [stdout] test map_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 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::fills_trace_on_subsequent_calls ... ok
[INFO] [stdout] test trace::frame_spec::displays_module_followed_by_file_and_line ... ok
[INFO] [stdout] test trace::trace_spec::displays_frames_separated_by_blank_line ... ok
[INFO] [stdout] test wrap_macro_spec::creates_new_trace_frame_on_initialization ... ok
[INFO] [stdout] test 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 map_from_and_new_macro_spec::fills_trace_on_subsequent_calls ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracerr
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - wrap (line 368) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - map_from_and_wrap (line 395) ... ok
[INFO] [stdout] test src/lib.rs - map_from_and_new (line 346) ... ok
[INFO] [stdout] test src/lib.rs - new (line 323) ... ok
[INFO] [stdout] test src/lib.rs - from_and_wrap (line 423) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "869c8e93cf34c54a4a41053898acf889618824f92082fe4bd2eda173dd298be2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869c8e93cf34c54a4a41053898acf889618824f92082fe4bd2eda173dd298be2", kill_on_drop: false }`
[INFO] [stdout] 869c8e93cf34c54a4a41053898acf889618824f92082fe4bd2eda173dd298be2