[INFO] fetching crate canonical_json 0.4.0...
[INFO] testing canonical_json-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate canonical_json 0.4.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate canonical_json 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canonical_json 0.4.0
[INFO] finished tweaking crates.io crate canonical_json 0.4.0
[INFO] tweaked toml for crates.io crate canonical_json 0.4.0 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62be93d9e84134d4ad549444bf28c504a2582b8eed70429870a948ee1f4c7992
[INFO] running `Command { std: "docker" "start" "-a" "62be93d9e84134d4ad549444bf28c504a2582b8eed70429870a948ee1f4c7992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62be93d9e84134d4ad549444bf28c504a2582b8eed70429870a948ee1f4c7992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62be93d9e84134d4ad549444bf28c504a2582b8eed70429870a948ee1f4c7992", kill_on_drop: false }`
[INFO] [stdout] 62be93d9e84134d4ad549444bf28c504a2582b8eed70429870a948ee1f4c7992
[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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1405affd0cf9c72374d07eb106ff590adc96d8f4b724ae765b35e4085aa7499f
[INFO] running `Command { std: "docker" "start" "-a" "1405affd0cf9c72374d07eb106ff590adc96d8f4b724ae765b35e4085aa7499f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling canonical_json v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.89s
[INFO] running `Command { std: "docker" "inspect" "1405affd0cf9c72374d07eb106ff590adc96d8f4b724ae765b35e4085aa7499f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1405affd0cf9c72374d07eb106ff590adc96d8f4b724ae765b35e4085aa7499f", kill_on_drop: false }`
[INFO] [stdout] 1405affd0cf9c72374d07eb106ff590adc96d8f4b724ae765b35e4085aa7499f
[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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0187e1ab9b92dce401823c9dc3246a91a15a9e185f793c29ef43ea1aec7b9828
[INFO] running `Command { std: "docker" "start" "-a" "0187e1ab9b92dce401823c9dc3246a91a15a9e185f793c29ef43ea1aec7b9828", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling canonical_json v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.76s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/canonical_json-08b4c16b61176ad8)
[INFO] running `Command { std: "docker" "inspect" "0187e1ab9b92dce401823c9dc3246a91a15a9e185f793c29ef43ea1aec7b9828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0187e1ab9b92dce401823c9dc3246a91a15a9e185f793c29ef43ea1aec7b9828", kill_on_drop: false }`
[INFO] [stdout] 0187e1ab9b92dce401823c9dc3246a91a15a9e185f793c29ef43ea1aec7b9828
[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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b516cd73f8373d2d23087c23f655a11e382e2afabad6394d51781ed0bfe55e63
[INFO] running `Command { std: "docker" "start" "-a" "b516cd73f8373d2d23087c23f655a11e382e2afabad6394d51781ed0bfe55e63", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/canonical_json-08b4c16b61176ad8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests canonical_json
[INFO] [stdout] test ser::tests::test_to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/ser.rs - ser::to_string (line 193) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b516cd73f8373d2d23087c23f655a11e382e2afabad6394d51781ed0bfe55e63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b516cd73f8373d2d23087c23f655a11e382e2afabad6394d51781ed0bfe55e63", kill_on_drop: false }`
[INFO] [stdout] b516cd73f8373d2d23087c23f655a11e382e2afabad6394d51781ed0bfe55e63