[INFO] fetching crate jsonpp 2.0.1...
[INFO] testing jsonpp-2.0.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate jsonpp 2.0.1 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate jsonpp 2.0.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonpp 2.0.1
[INFO] finished tweaking crates.io crate jsonpp 2.0.1
[INFO] tweaked toml for crates.io crate jsonpp 2.0.1 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded filebuffer v0.4.0
[INFO] [stderr]   Downloaded clap v2.31.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f767004ac4a416ff3504cfad153b354d7c4efc1fea4b0462a9e8ff996ec1b5ab
[INFO] running `Command { std: "docker" "start" "-a" "f767004ac4a416ff3504cfad153b354d7c4efc1fea4b0462a9e8ff996ec1b5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f767004ac4a416ff3504cfad153b354d7c4efc1fea4b0462a9e8ff996ec1b5ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f767004ac4a416ff3504cfad153b354d7c4efc1fea4b0462a9e8ff996ec1b5ab", kill_on_drop: false }`
[INFO] [stdout] f767004ac4a416ff3504cfad153b354d7c4efc1fea4b0462a9e8ff996ec1b5ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfb576efd10177e87bf0d188d80dd7db4c8d3bd3f93ee00498093d4f26b43f57
[INFO] running `Command { std: "docker" "start" "-a" "dfb576efd10177e87bf0d188d80dd7db4c8d3bd3f93ee00498093d4f26b43f57", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling filebuffer v0.4.0
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling serde-transcode v1.1.1
[INFO] [stderr]    Compiling jsonpp v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.20s
[INFO] running `Command { std: "docker" "inspect" "dfb576efd10177e87bf0d188d80dd7db4c8d3bd3f93ee00498093d4f26b43f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfb576efd10177e87bf0d188d80dd7db4c8d3bd3f93ee00498093d4f26b43f57", kill_on_drop: false }`
[INFO] [stdout] dfb576efd10177e87bf0d188d80dd7db4c8d3bd3f93ee00498093d4f26b43f57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fea0d3484ca78628298a45e3954ceb7302c3be0ea708e911eb465c37c6b785f4
[INFO] running `Command { std: "docker" "start" "-a" "fea0d3484ca78628298a45e3954ceb7302c3be0ea708e911eb465c37c6b785f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsonpp v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "fea0d3484ca78628298a45e3954ceb7302c3be0ea708e911eb465c37c6b785f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea0d3484ca78628298a45e3954ceb7302c3be0ea708e911eb465c37c6b785f4", kill_on_drop: false }`
[INFO] [stdout] fea0d3484ca78628298a45e3954ceb7302c3be0ea708e911eb465c37c6b785f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6aea27e895cb6682bb163983300eae9375673e401e4c00997ecd33dae31485ff
[INFO] running `Command { std: "docker" "start" "-a" "6aea27e895cb6682bb163983300eae9375673e401e4c00997ecd33dae31485ff", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jsonpp-15679da803cc7faa)
[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]      Running tests/tester.rs (/opt/rustwide/target/debug/deps/tester-71a1976ac1a853a7)
[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]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-170b21f56eb9e477)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_pretty_printing ... 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] running `Command { std: "docker" "inspect" "6aea27e895cb6682bb163983300eae9375673e401e4c00997ecd33dae31485ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aea27e895cb6682bb163983300eae9375673e401e4c00997ecd33dae31485ff", kill_on_drop: false }`
[INFO] [stdout] 6aea27e895cb6682bb163983300eae9375673e401e4c00997ecd33dae31485ff