[INFO] fetching crate json_pretty 0.1.2...
[INFO] testing json_pretty-0.1.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate json_pretty 0.1.2 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate json_pretty 0.1.2 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 json_pretty 0.1.2
[INFO] finished tweaking crates.io crate json_pretty 0.1.2
[INFO] tweaked toml for crates.io crate json_pretty 0.1.2 written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9dc9dc235d5ee1738b2d254872e44fa39aa30b46484e0bb99bc2ef0eed151e31
[INFO] running `Command { std: "docker" "start" "-a" "9dc9dc235d5ee1738b2d254872e44fa39aa30b46484e0bb99bc2ef0eed151e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9dc9dc235d5ee1738b2d254872e44fa39aa30b46484e0bb99bc2ef0eed151e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dc9dc235d5ee1738b2d254872e44fa39aa30b46484e0bb99bc2ef0eed151e31", kill_on_drop: false }`
[INFO] [stdout] 9dc9dc235d5ee1738b2d254872e44fa39aa30b46484e0bb99bc2ef0eed151e31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e6529ff4661151d3b7cfc105ffd1af6773d5b34f7afce222dac59d8ad8594d7
[INFO] running `Command { std: "docker" "start" "-a" "9e6529ff4661151d3b7cfc105ffd1af6773d5b34f7afce222dac59d8ad8594d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling json_pretty v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "9e6529ff4661151d3b7cfc105ffd1af6773d5b34f7afce222dac59d8ad8594d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e6529ff4661151d3b7cfc105ffd1af6773d5b34f7afce222dac59d8ad8594d7", kill_on_drop: false }`
[INFO] [stdout] 9e6529ff4661151d3b7cfc105ffd1af6773d5b34f7afce222dac59d8ad8594d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bfe8ce07e6c313580cc496ffa78fe588ad5d3f0d6e658e36bdc2ecee2739498
[INFO] running `Command { std: "docker" "start" "-a" "8bfe8ce07e6c313580cc496ffa78fe588ad5d3f0d6e658e36bdc2ecee2739498", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling json_pretty v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "8bfe8ce07e6c313580cc496ffa78fe588ad5d3f0d6e658e36bdc2ecee2739498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfe8ce07e6c313580cc496ffa78fe588ad5d3f0d6e658e36bdc2ecee2739498", kill_on_drop: false }`
[INFO] [stdout] 8bfe8ce07e6c313580cc496ffa78fe588ad5d3f0d6e658e36bdc2ecee2739498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06395c7ca4bfec026160db3d60352ad5c740e31ab32c2a3dbfeae661573123f9
[INFO] running `Command { std: "docker" "start" "-a" "06395c7ca4bfec026160db3d60352ad5c740e31ab32c2a3dbfeae661573123f9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_pretty-33e2f948ded7e7eb)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json_pretty
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_pretty_formatter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "06395c7ca4bfec026160db3d60352ad5c740e31ab32c2a3dbfeae661573123f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06395c7ca4bfec026160db3d60352ad5c740e31ab32c2a3dbfeae661573123f9", kill_on_drop: false }`
[INFO] [stdout] 06395c7ca4bfec026160db3d60352ad5c740e31ab32c2a3dbfeae661573123f9