[INFO] fetching crate jsontests 0.1.0...
[INFO] testing jsontests-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate jsontests 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate jsontests 0.1.0
[INFO] finished tweaking crates.io crate jsontests 0.1.0
[INFO] tweaked toml for crates.io crate jsontests 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsontests 0.1.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dfe13d3ce5c7ca091b7e0bb6918bb0b871c7b8aa9e8475b0c10cd495eb69b59
[INFO] running `Command { std: "docker" "start" "-a" "0dfe13d3ce5c7ca091b7e0bb6918bb0b871c7b8aa9e8475b0c10cd495eb69b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dfe13d3ce5c7ca091b7e0bb6918bb0b871c7b8aa9e8475b0c10cd495eb69b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dfe13d3ce5c7ca091b7e0bb6918bb0b871c7b8aa9e8475b0c10cd495eb69b59", kill_on_drop: false }`
[INFO] [stdout] 0dfe13d3ce5c7ca091b7e0bb6918bb0b871c7b8aa9e8475b0c10cd495eb69b59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c4ea8cf6c2cf6f3cfedf3a8899ffa67a6cfce8ff5be7b6f3c110dc9aa0f2af7
[INFO] running `Command { std: "docker" "start" "-a" "1c4ea8cf6c2cf6f3cfedf3a8899ffa67a6cfce8ff5be7b6f3c110dc9aa0f2af7", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsontests v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "1c4ea8cf6c2cf6f3cfedf3a8899ffa67a6cfce8ff5be7b6f3c110dc9aa0f2af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4ea8cf6c2cf6f3cfedf3a8899ffa67a6cfce8ff5be7b6f3c110dc9aa0f2af7", kill_on_drop: false }`
[INFO] [stdout] 1c4ea8cf6c2cf6f3cfedf3a8899ffa67a6cfce8ff5be7b6f3c110dc9aa0f2af7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb137f8e99786640da7070b89818f94107aeb5b9968867a7659efbbfe1a08eac
[INFO] running `Command { std: "docker" "start" "-a" "bb137f8e99786640da7070b89818f94107aeb5b9968867a7659efbbfe1a08eac", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsontests v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "bb137f8e99786640da7070b89818f94107aeb5b9968867a7659efbbfe1a08eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb137f8e99786640da7070b89818f94107aeb5b9968867a7659efbbfe1a08eac", kill_on_drop: false }`
[INFO] [stdout] bb137f8e99786640da7070b89818f94107aeb5b9968867a7659efbbfe1a08eac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7f7fa5bf4c70950d0b7d5e850c998e7725a2de4e19ed7730787bb062ab97ddf
[INFO] running `Command { std: "docker" "start" "-a" "a7f7fa5bf4c70950d0b7d5e850c998e7725a2de4e19ed7730787bb062ab97ddf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jsontests-7d1ed75d63e4e4d4)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests jsontests
[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] [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" "a7f7fa5bf4c70950d0b7d5e850c998e7725a2de4e19ed7730787bb062ab97ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f7fa5bf4c70950d0b7d5e850c998e7725a2de4e19ed7730787bb062ab97ddf", kill_on_drop: false }`
[INFO] [stdout] a7f7fa5bf4c70950d0b7d5e850c998e7725a2de4e19ed7730787bb062ab97ddf