[INFO] fetching crate libtest-json 0.0.2...
[INFO] testing libtest-json-0.0.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate libtest-json 0.0.2 into /workspace/builds/worker-5-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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libtest-json 0.0.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[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 json-write v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88f4b8ed2dca5cced44a3cdadd7de184ed09d00a77a1c1552fba0e2ebf6bfcc0
[INFO] running `Command { std: "docker" "start" "-a" "88f4b8ed2dca5cced44a3cdadd7de184ed09d00a77a1c1552fba0e2ebf6bfcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88f4b8ed2dca5cced44a3cdadd7de184ed09d00a77a1c1552fba0e2ebf6bfcc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f4b8ed2dca5cced44a3cdadd7de184ed09d00a77a1c1552fba0e2ebf6bfcc0", kill_on_drop: false }`
[INFO] [stdout] 88f4b8ed2dca5cced44a3cdadd7de184ed09d00a77a1c1552fba0e2ebf6bfcc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e36edc3069ac25281e9d30c18b2fc9cb7e8436de50d18876800e6163a41fcc86
[INFO] running `Command { std: "docker" "start" "-a" "e36edc3069ac25281e9d30c18b2fc9cb7e8436de50d18876800e6163a41fcc86", 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 0.23s
[INFO] running `Command { std: "docker" "inspect" "e36edc3069ac25281e9d30c18b2fc9cb7e8436de50d18876800e6163a41fcc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36edc3069ac25281e9d30c18b2fc9cb7e8436de50d18876800e6163a41fcc86", kill_on_drop: false }`
[INFO] [stdout] e36edc3069ac25281e9d30c18b2fc9cb7e8436de50d18876800e6163a41fcc86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd95e6144618dd00ee86a4e87404a9dcc5119de9297dd6fb13be6c2ccb0c8168
[INFO] running `Command { std: "docker" "start" "-a" "dd95e6144618dd00ee86a4e87404a9dcc5119de9297dd6fb13be6c2ccb0c8168", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling similar v2.2.1
[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 5.69s
[INFO] running `Command { std: "docker" "inspect" "dd95e6144618dd00ee86a4e87404a9dcc5119de9297dd6fb13be6c2ccb0c8168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd95e6144618dd00ee86a4e87404a9dcc5119de9297dd6fb13be6c2ccb0c8168", kill_on_drop: false }`
[INFO] [stdout] dd95e6144618dd00ee86a4e87404a9dcc5119de9297dd6fb13be6c2ccb0c8168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fafd52b26d2cd75a12fec65bcc5557c0cfbbce1b5db5d07ec7e8f714673cf782
[INFO] running `Command { std: "docker" "start" "-a" "fafd52b26d2cd75a12fec65bcc5557c0cfbbce1b5db5d07ec7e8f714673cf782", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libtest_json-87784ca7daaead9d)
[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" "fafd52b26d2cd75a12fec65bcc5557c0cfbbce1b5db5d07ec7e8f714673cf782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fafd52b26d2cd75a12fec65bcc5557c0cfbbce1b5db5d07ec7e8f714673cf782", kill_on_drop: false }`
[INFO] [stdout] fafd52b26d2cd75a12fec65bcc5557c0cfbbce1b5db5d07ec7e8f714673cf782