[INFO] fetching crate yson 0.1.0...
[INFO] testing yson-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate yson 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate yson 0.1.0
[INFO] finished tweaking crates.io crate yson 0.1.0
[INFO] tweaked toml for crates.io crate yson 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yson 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yson 0.1.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a76d540335a0d15e7ee48e85587cdc227960095f5177e50c925ca85ab7f06911
[INFO] running `Command { std: "docker" "start" "-a" "a76d540335a0d15e7ee48e85587cdc227960095f5177e50c925ca85ab7f06911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a76d540335a0d15e7ee48e85587cdc227960095f5177e50c925ca85ab7f06911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76d540335a0d15e7ee48e85587cdc227960095f5177e50c925ca85ab7f06911", kill_on_drop: false }`
[INFO] [stdout] a76d540335a0d15e7ee48e85587cdc227960095f5177e50c925ca85ab7f06911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdefa17b444d7edd47bfff7a3f80e8f04923847ea2278a4092a619e793986752
[INFO] running `Command { std: "docker" "start" "-a" "fdefa17b444d7edd47bfff7a3f80e8f04923847ea2278a4092a619e793986752", kill_on_drop: false }`
[INFO] [stderr]    Compiling yson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "fdefa17b444d7edd47bfff7a3f80e8f04923847ea2278a4092a619e793986752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdefa17b444d7edd47bfff7a3f80e8f04923847ea2278a4092a619e793986752", kill_on_drop: false }`
[INFO] [stdout] fdefa17b444d7edd47bfff7a3f80e8f04923847ea2278a4092a619e793986752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e590fada44a71f8e9bc25aa1318b2b9b7b37e40c6755f0e1e0c9ee52af92ed48
[INFO] running `Command { std: "docker" "start" "-a" "e590fada44a71f8e9bc25aa1318b2b9b7b37e40c6755f0e1e0c9ee52af92ed48", kill_on_drop: false }`
[INFO] [stderr]    Compiling yson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e590fada44a71f8e9bc25aa1318b2b9b7b37e40c6755f0e1e0c9ee52af92ed48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e590fada44a71f8e9bc25aa1318b2b9b7b37e40c6755f0e1e0c9ee52af92ed48", kill_on_drop: false }`
[INFO] [stdout] e590fada44a71f8e9bc25aa1318b2b9b7b37e40c6755f0e1e0c9ee52af92ed48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 36f92bfd8ab9c4ceab577cfc3f97563d9acba6b00a1b6cbfd7455d4316c6761f
[INFO] running `Command { std: "docker" "start" "-a" "36f92bfd8ab9c4ceab577cfc3f97563d9acba6b00a1b6cbfd7455d4316c6761f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/yson-b4ab74f88feecd84)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests yson
[INFO] [stdout] test tests::it_works ... ok
[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" "36f92bfd8ab9c4ceab577cfc3f97563d9acba6b00a1b6cbfd7455d4316c6761f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f92bfd8ab9c4ceab577cfc3f97563d9acba6b00a1b6cbfd7455d4316c6761f", kill_on_drop: false }`
[INFO] [stdout] 36f92bfd8ab9c4ceab577cfc3f97563d9acba6b00a1b6cbfd7455d4316c6761f