[INFO] fetching crate libtest-json 0.0.2...
[INFO] testing libtest-json-0.0.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate libtest-json 0.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate libtest-json 0.0.2
[INFO] finished tweaking crates.io crate libtest-json 0.0.2
[INFO] tweaked toml for crates.io crate libtest-json 0.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libtest-json 0.0.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libtest-json 0.0.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded similar v2.2.1
[INFO] [stderr]   Downloaded json-write v0.0.2
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded anstream v0.6.11
[INFO] [stderr]   Downloaded snapbox-macros v0.3.10
[INFO] [stderr]   Downloaded snapbox v0.6.21
[INFO] [stderr]   Downloaded ryu v1.0.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae9af89f3b9c158d94532db091b6318d7b56fe6ee7c4582c4fe0b46cb5794022
[INFO] running `Command { std: "docker" "start" "-a" "ae9af89f3b9c158d94532db091b6318d7b56fe6ee7c4582c4fe0b46cb5794022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae9af89f3b9c158d94532db091b6318d7b56fe6ee7c4582c4fe0b46cb5794022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae9af89f3b9c158d94532db091b6318d7b56fe6ee7c4582c4fe0b46cb5794022", kill_on_drop: false }`
[INFO] [stdout] ae9af89f3b9c158d94532db091b6318d7b56fe6ee7c4582c4fe0b46cb5794022
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 240965420abcb52e9a4eb6a5503611d7d87ce0cb5f1907748945faa130da9649
[INFO] running `Command { std: "docker" "start" "-a" "240965420abcb52e9a4eb6a5503611d7d87ce0cb5f1907748945faa130da9649", kill_on_drop: false }`
[INFO] [stderr]    Compiling libtest-json v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "240965420abcb52e9a4eb6a5503611d7d87ce0cb5f1907748945faa130da9649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240965420abcb52e9a4eb6a5503611d7d87ce0cb5f1907748945faa130da9649", kill_on_drop: false }`
[INFO] [stdout] 240965420abcb52e9a4eb6a5503611d7d87ce0cb5f1907748945faa130da9649
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 964805c2c99bdfdbd13f3a39f2aab4b5e6192f70dc165c5ca7117600cc667e19
[INFO] running `Command { std: "docker" "start" "-a" "964805c2c99bdfdbd13f3a39f2aab4b5e6192f70dc165c5ca7117600cc667e19", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling similar v2.2.1
[INFO] [stderr]    Compiling ryu v1.0.13
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling snapbox-macros v0.3.10
[INFO] [stderr]    Compiling snapbox v0.6.21
[INFO] [stderr]    Compiling libtest-json v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.30s
[INFO] running `Command { std: "docker" "inspect" "964805c2c99bdfdbd13f3a39f2aab4b5e6192f70dc165c5ca7117600cc667e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964805c2c99bdfdbd13f3a39f2aab4b5e6192f70dc165c5ca7117600cc667e19", kill_on_drop: false }`
[INFO] [stdout] 964805c2c99bdfdbd13f3a39f2aab4b5e6192f70dc165c5ca7117600cc667e19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59ee87bdbc11e665242c18c596af10117b3b30f786c110dd0797e81ee8a5f7ab
[INFO] running `Command { std: "docker" "start" "-a" "59ee87bdbc11e665242c18c596af10117b3b30f786c110dd0797e81ee8a5f7ab", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libtest_json-f72bc8c6ac56a323)
[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]    Doc-tests libtest_json
[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" "59ee87bdbc11e665242c18c596af10117b3b30f786c110dd0797e81ee8a5f7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ee87bdbc11e665242c18c596af10117b3b30f786c110dd0797e81ee8a5f7ab", kill_on_drop: false }`
[INFO] [stdout] 59ee87bdbc11e665242c18c596af10117b3b30f786c110dd0797e81ee8a5f7ab