[INFO] fetching crate ppjson 0.1.0...
[INFO] testing ppjson-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate ppjson 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ppjson 0.1.0
[INFO] finished tweaking crates.io crate ppjson 0.1.0
[INFO] tweaked toml for crates.io crate ppjson 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ppjson 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ppjson 0.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb3865574b382e7b82d49185fbc8389fa78a9de56675e12800d58257d4d1a0db
[INFO] running `Command { std: "docker" "start" "-a" "eb3865574b382e7b82d49185fbc8389fa78a9de56675e12800d58257d4d1a0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb3865574b382e7b82d49185fbc8389fa78a9de56675e12800d58257d4d1a0db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3865574b382e7b82d49185fbc8389fa78a9de56675e12800d58257d4d1a0db", kill_on_drop: false }`
[INFO] [stdout] eb3865574b382e7b82d49185fbc8389fa78a9de56675e12800d58257d4d1a0db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca949c6326e37c76848ec99422a8757317a04247ae2f58b6b2424f4c1ff6e32a
[INFO] running `Command { std: "docker" "start" "-a" "ca949c6326e37c76848ec99422a8757317a04247ae2f58b6b2424f4c1ff6e32a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling errno v0.2.4
[INFO] [stderr]    Compiling colored v1.9.0
[INFO] [stderr]    Compiling pager v0.14.0
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling json-color v0.7.1
[INFO] [stderr]    Compiling ppjson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "ca949c6326e37c76848ec99422a8757317a04247ae2f58b6b2424f4c1ff6e32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca949c6326e37c76848ec99422a8757317a04247ae2f58b6b2424f4c1ff6e32a", kill_on_drop: false }`
[INFO] [stdout] ca949c6326e37c76848ec99422a8757317a04247ae2f58b6b2424f4c1ff6e32a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f484739036d827e89e9b1e9354a02fdbe8d5de002e2036c2e000d040b9011e8
[INFO] running `Command { std: "docker" "start" "-a" "6f484739036d827e89e9b1e9354a02fdbe8d5de002e2036c2e000d040b9011e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppjson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "6f484739036d827e89e9b1e9354a02fdbe8d5de002e2036c2e000d040b9011e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f484739036d827e89e9b1e9354a02fdbe8d5de002e2036c2e000d040b9011e8", kill_on_drop: false }`
[INFO] [stdout] 6f484739036d827e89e9b1e9354a02fdbe8d5de002e2036c2e000d040b9011e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30921f212c7437fac8afaf5a3c324b9116c4c2eae7506c76ba9eed6afd82c612
[INFO] running `Command { std: "docker" "start" "-a" "30921f212c7437fac8afaf5a3c324b9116c4c2eae7506c76ba9eed6afd82c612", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ppjson-ad28a9e9460233c0)
[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" "30921f212c7437fac8afaf5a3c324b9116c4c2eae7506c76ba9eed6afd82c612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30921f212c7437fac8afaf5a3c324b9116c4c2eae7506c76ba9eed6afd82c612", kill_on_drop: false }`
[INFO] [stdout] 30921f212c7437fac8afaf5a3c324b9116c4c2eae7506c76ba9eed6afd82c612