[INFO] cloning repository https://github.com/wbrbr/json-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wbrbr/json-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbrbr%2Fjson-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbrbr%2Fjson-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] afbde24526b031e14bcf6a6a808d1ae59e6d463d
[INFO] testing wbrbr/json-parser against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbrbr%2Fjson-parser" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wbrbr/json-parser 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 git repo https://github.com/wbrbr/json-parser
[INFO] finished tweaking git repo https://github.com/wbrbr/json-parser
[INFO] tweaked toml for git repo https://github.com/wbrbr/json-parser written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/wbrbr/json-parser already has a lockfile, it will not be regenerated
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] c6bf6fda1da336a7562c6086d835ccb3c3ac7a4abb5c24e4e59e6aeed7e90115
[INFO] running `Command { std: "docker" "start" "-a" "c6bf6fda1da336a7562c6086d835ccb3c3ac7a4abb5c24e4e59e6aeed7e90115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6bf6fda1da336a7562c6086d835ccb3c3ac7a4abb5c24e4e59e6aeed7e90115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6bf6fda1da336a7562c6086d835ccb3c3ac7a4abb5c24e4e59e6aeed7e90115", kill_on_drop: false }`
[INFO] [stdout] c6bf6fda1da336a7562c6086d835ccb3c3ac7a4abb5c24e4e59e6aeed7e90115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 620a62ebdf70d8f5ff1e88c1c547c1774d42ab5475ac62eac35ba2fb8f69d558
[INFO] running `Command { std: "docker" "start" "-a" "620a62ebdf70d8f5ff1e88c1c547c1774d42ab5475ac62eac35ba2fb8f69d558", kill_on_drop: false }`
[INFO] [stderr]    Compiling json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "620a62ebdf70d8f5ff1e88c1c547c1774d42ab5475ac62eac35ba2fb8f69d558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620a62ebdf70d8f5ff1e88c1c547c1774d42ab5475ac62eac35ba2fb8f69d558", kill_on_drop: false }`
[INFO] [stdout] 620a62ebdf70d8f5ff1e88c1c547c1774d42ab5475ac62eac35ba2fb8f69d558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 669dd983c8c5e87e70dba5e23b686294c2adb2af0812323bbc711809e3e7b99f
[INFO] running `Command { std: "docker" "start" "-a" "669dd983c8c5e87e70dba5e23b686294c2adb2af0812323bbc711809e3e7b99f", kill_on_drop: false }`
[INFO] [stderr]    Compiling json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "669dd983c8c5e87e70dba5e23b686294c2adb2af0812323bbc711809e3e7b99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669dd983c8c5e87e70dba5e23b686294c2adb2af0812323bbc711809e3e7b99f", kill_on_drop: false }`
[INFO] [stdout] 669dd983c8c5e87e70dba5e23b686294c2adb2af0812323bbc711809e3e7b99f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] d630e44a6bd9e224d21926918197b15061f6d1aa9abdc4614c166ce2a9822503
[INFO] running `Command { std: "docker" "start" "-a" "d630e44a6bd9e224d21926918197b15061f6d1aa9abdc4614c166ce2a9822503", 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-6293be0672b24733)
[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" "d630e44a6bd9e224d21926918197b15061f6d1aa9abdc4614c166ce2a9822503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d630e44a6bd9e224d21926918197b15061f6d1aa9abdc4614c166ce2a9822503", kill_on_drop: false }`
[INFO] [stdout] d630e44a6bd9e224d21926918197b15061f6d1aa9abdc4614c166ce2a9822503