[INFO] fetching crate json_comments 0.2.0...
[INFO] testing json_comments-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate json_comments 0.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate json_comments 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json_comments 0.2.0
[INFO] finished tweaking crates.io crate json_comments 0.2.0
[INFO] tweaked toml for crates.io crate json_comments 0.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0229ed8a7bf9e8a953451146ff215a3b1662524c97f00972f4d5848d8ed7a352
[INFO] running `Command { std: "docker" "start" "-a" "0229ed8a7bf9e8a953451146ff215a3b1662524c97f00972f4d5848d8ed7a352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0229ed8a7bf9e8a953451146ff215a3b1662524c97f00972f4d5848d8ed7a352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0229ed8a7bf9e8a953451146ff215a3b1662524c97f00972f4d5848d8ed7a352", kill_on_drop: false }`
[INFO] [stdout] 0229ed8a7bf9e8a953451146ff215a3b1662524c97f00972f4d5848d8ed7a352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6884325edadf2df9906be6216b841ce5eca980c373f0f6645a7ebba294306a4
[INFO] running `Command { std: "docker" "start" "-a" "a6884325edadf2df9906be6216b841ce5eca980c373f0f6645a7ebba294306a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling json_comments v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "a6884325edadf2df9906be6216b841ce5eca980c373f0f6645a7ebba294306a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6884325edadf2df9906be6216b841ce5eca980c373f0f6645a7ebba294306a4", kill_on_drop: false }`
[INFO] [stdout] a6884325edadf2df9906be6216b841ce5eca980c373f0f6645a7ebba294306a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a340e9ef832b26bfc6b0709f66618c41225a2b374b9f4c3b87a0f201857a1a49
[INFO] running `Command { std: "docker" "start" "-a" "a340e9ef832b26bfc6b0709f66618c41225a2b374b9f4c3b87a0f201857a1a49", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling json_comments v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.45s
[INFO] running `Command { std: "docker" "inspect" "a340e9ef832b26bfc6b0709f66618c41225a2b374b9f4c3b87a0f201857a1a49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a340e9ef832b26bfc6b0709f66618c41225a2b374b9f4c3b87a0f201857a1a49", kill_on_drop: false }`
[INFO] [stdout] a340e9ef832b26bfc6b0709f66618c41225a2b374b9f4c3b87a0f201857a1a49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7870244c8e9d2e6dd1840a3e4365b4a3a716ff47491694a28013c2c0c3786deb
[INFO] running `Command { std: "docker" "start" "-a" "7870244c8e9d2e6dd1840a3e4365b4a3a716ff47491694a28013c2c0c3786deb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_comments-740fe09098227a02)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::block_comments ... ok
[INFO] [stdout] test tests::incomplete_comment ... ok
[INFO] [stdout] test tests::incomplete_string ... ok
[INFO] [stdout] test tests::incomplete_comment2 ... ok
[INFO] [stdout] test tests::line_comments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json_comments
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - StripComments (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7870244c8e9d2e6dd1840a3e4365b4a3a716ff47491694a28013c2c0c3786deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7870244c8e9d2e6dd1840a3e4365b4a3a716ff47491694a28013c2c0c3786deb", kill_on_drop: false }`
[INFO] [stdout] 7870244c8e9d2e6dd1840a3e4365b4a3a716ff47491694a28013c2c0c3786deb