[INFO] fetching crate jsxn 0.1.1...
[INFO] testing jsxn-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate jsxn 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate jsxn 0.1.1 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 crates.io crate jsxn 0.1.1
[INFO] finished tweaking crates.io crate jsxn 0.1.1
[INFO] tweaked toml for crates.io crate jsxn 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8142fce2d34db204e8f55dbd035649c0ac2869ee57262df69c573d05de122f33
[INFO] running `Command { std: "docker" "start" "-a" "8142fce2d34db204e8f55dbd035649c0ac2869ee57262df69c573d05de122f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8142fce2d34db204e8f55dbd035649c0ac2869ee57262df69c573d05de122f33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8142fce2d34db204e8f55dbd035649c0ac2869ee57262df69c573d05de122f33", kill_on_drop: false }`
[INFO] [stdout] 8142fce2d34db204e8f55dbd035649c0ac2869ee57262df69c573d05de122f33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 649f56f1fdfb93f281758d8c283fca0338027f37120f9904275c28c33372aa02
[INFO] running `Command { std: "docker" "start" "-a" "649f56f1fdfb93f281758d8c283fca0338027f37120f9904275c28c33372aa02", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling jsxn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.67s
[INFO] running `Command { std: "docker" "inspect" "649f56f1fdfb93f281758d8c283fca0338027f37120f9904275c28c33372aa02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "649f56f1fdfb93f281758d8c283fca0338027f37120f9904275c28c33372aa02", kill_on_drop: false }`
[INFO] [stdout] 649f56f1fdfb93f281758d8c283fca0338027f37120f9904275c28c33372aa02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 97963e0819600c2a8cb5ee6e8a970728ef904fd168af54c57c7516b13b573315
[INFO] running `Command { std: "docker" "start" "-a" "97963e0819600c2a8cb5ee6e8a970728ef904fd168af54c57c7516b13b573315", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling jsxn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "97963e0819600c2a8cb5ee6e8a970728ef904fd168af54c57c7516b13b573315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97963e0819600c2a8cb5ee6e8a970728ef904fd168af54c57c7516b13b573315", kill_on_drop: false }`
[INFO] [stdout] 97963e0819600c2a8cb5ee6e8a970728ef904fd168af54c57c7516b13b573315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 5dc9be09d6d94abbff37341d888a3c32f20a5727630c6b56cf5dc4e66cdc4dac
[INFO] running `Command { std: "docker" "start" "-a" "5dc9be09d6d94abbff37341d888a3c32f20a5727630c6b56cf5dc4e66cdc4dac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jsxn-9d0fcf059933d28a)
[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/json_test.rs (/opt/rustwide/target/debug/deps/json_test-eae49b072d103bd1)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test parse_invalid_json ... ok
[INFO] [stdout] test parse_invalid_json_verbose_trace ... ok
[INFO] [stdout] test parse_valid_json ... ok
[INFO] [stdout] test serialize_json ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/jsx_test.rs (/opt/rustwide/target/debug/deps/jsx_test-6a24fdf0a46a9234)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parse_valid_jsx_element ... ok
[INFO] [stdout] test serialize_jsx_element ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/jsxn_test.rs (/opt/rustwide/target/debug/deps/jsxn_test-6ee7b120fcb42f22)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parse_valid_jsxn ... ok
[INFO] [stdout] test serialize_jsxn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jsxn
[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" "5dc9be09d6d94abbff37341d888a3c32f20a5727630c6b56cf5dc4e66cdc4dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dc9be09d6d94abbff37341d888a3c32f20a5727630c6b56cf5dc4e66cdc4dac", kill_on_drop: false }`
[INFO] [stdout] 5dc9be09d6d94abbff37341d888a3c32f20a5727630c6b56cf5dc4e66cdc4dac