[INFO] fetching crate color-backtrace 0.5.1...
[INFO] testing color-backtrace-0.5.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate color-backtrace 0.5.1 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate color-backtrace 0.5.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate color-backtrace 0.5.1
[INFO] finished tweaking crates.io crate color-backtrace 0.5.1
[INFO] tweaked toml for crates.io crate color-backtrace 0.5.1 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate crates.io crate color-backtrace 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b110ccb18c44acf9dacb8cb03c9f3b75905a14112b1b5e50db2e6123d5cda08
[INFO] running `Command { std: "docker" "start" "-a" "5b110ccb18c44acf9dacb8cb03c9f3b75905a14112b1b5e50db2e6123d5cda08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b110ccb18c44acf9dacb8cb03c9f3b75905a14112b1b5e50db2e6123d5cda08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b110ccb18c44acf9dacb8cb03c9f3b75905a14112b1b5e50db2e6123d5cda08", kill_on_drop: false }`
[INFO] [stdout] 5b110ccb18c44acf9dacb8cb03c9f3b75905a14112b1b5e50db2e6123d5cda08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccf52a10c4ee9a8347bee012107252db0027f48370c9260260a09b1aae1f84e1
[INFO] running `Command { std: "docker" "start" "-a" "ccf52a10c4ee9a8347bee012107252db0027f48370c9260260a09b1aae1f84e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.57
[INFO] [stderr]    Compiling color-backtrace v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "ccf52a10c4ee9a8347bee012107252db0027f48370c9260260a09b1aae1f84e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccf52a10c4ee9a8347bee012107252db0027f48370c9260260a09b1aae1f84e1", kill_on_drop: false }`
[INFO] [stdout] ccf52a10c4ee9a8347bee012107252db0027f48370c9260260a09b1aae1f84e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0e70ce95f9509e7f41b11455b0c927c40a439a3972212f1e4496e98485f0d0b
[INFO] running `Command { std: "docker" "start" "-a" "a0e70ce95f9509e7f41b11455b0c927c40a439a3972212f1e4496e98485f0d0b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling color-backtrace v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "a0e70ce95f9509e7f41b11455b0c927c40a439a3972212f1e4496e98485f0d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e70ce95f9509e7f41b11455b0c927c40a439a3972212f1e4496e98485f0d0b", kill_on_drop: false }`
[INFO] [stdout] a0e70ce95f9509e7f41b11455b0c927c40a439a3972212f1e4496e98485f0d0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b87006d36052e6eeda4fd2ac97e097987fe0cfdcb8719813a7223fe8156870eb
[INFO] running `Command { std: "docker" "start" "-a" "b87006d36052e6eeda4fd2ac97e097987fe0cfdcb8719813a7223fe8156870eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/color_backtrace-04d0c43ff8fb837c)
[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 color-backtrace
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - BacktracePrinter::add_frame_filter (line 608) ... ok
[INFO] [stdout] test src/lib.rs - install (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b87006d36052e6eeda4fd2ac97e097987fe0cfdcb8719813a7223fe8156870eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87006d36052e6eeda4fd2ac97e097987fe0cfdcb8719813a7223fe8156870eb", kill_on_drop: false }`
[INFO] [stdout] b87006d36052e6eeda4fd2ac97e097987fe0cfdcb8719813a7223fe8156870eb