[INFO] fetching crate token-tree 0.0.0-r0...
[INFO] testing token-tree-0.0.0-r0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate token-tree 0.0.0-r0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate token-tree 0.0.0-r0
[INFO] finished tweaking crates.io crate token-tree 0.0.0-r0
[INFO] tweaked toml for crates.io crate token-tree 0.0.0-r0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate token-tree 0.0.0-r0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1b14a5a9a2b843019154673a7a0f41e17fb28cf7ab44500c26d4ea868eed4053
[INFO] running `Command { std: "docker" "start" "-a" "1b14a5a9a2b843019154673a7a0f41e17fb28cf7ab44500c26d4ea868eed4053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b14a5a9a2b843019154673a7a0f41e17fb28cf7ab44500c26d4ea868eed4053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b14a5a9a2b843019154673a7a0f41e17fb28cf7ab44500c26d4ea868eed4053", kill_on_drop: false }`
[INFO] [stdout] 1b14a5a9a2b843019154673a7a0f41e17fb28cf7ab44500c26d4ea868eed4053
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 106e4a0cd8aaa4dfaae36563122e2ddc8c5b1d55c1c68ba6f0ef01b7dbda6598
[INFO] running `Command { std: "docker" "start" "-a" "106e4a0cd8aaa4dfaae36563122e2ddc8c5b1d55c1c68ba6f0ef01b7dbda6598", kill_on_drop: false }`
[INFO] [stderr]    Compiling token-tree v0.0.0-r0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "106e4a0cd8aaa4dfaae36563122e2ddc8c5b1d55c1c68ba6f0ef01b7dbda6598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "106e4a0cd8aaa4dfaae36563122e2ddc8c5b1d55c1c68ba6f0ef01b7dbda6598", kill_on_drop: false }`
[INFO] [stdout] 106e4a0cd8aaa4dfaae36563122e2ddc8c5b1d55c1c68ba6f0ef01b7dbda6598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f18f51dc09331e798f13f1e553947c28fc8e49228a0be24e20834287935f8c85
[INFO] running `Command { std: "docker" "start" "-a" "f18f51dc09331e798f13f1e553947c28fc8e49228a0be24e20834287935f8c85", kill_on_drop: false }`
[INFO] [stderr]    Compiling token-tree v0.0.0-r0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "f18f51dc09331e798f13f1e553947c28fc8e49228a0be24e20834287935f8c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18f51dc09331e798f13f1e553947c28fc8e49228a0be24e20834287935f8c85", kill_on_drop: false }`
[INFO] [stdout] f18f51dc09331e798f13f1e553947c28fc8e49228a0be24e20834287935f8c85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 883b242aa548210830cdfb76e4c5f432d988f138d25960c4e526ef14bc463ec8
[INFO] running `Command { std: "docker" "start" "-a" "883b242aa548210830cdfb76e4c5f432d988f138d25960c4e526ef14bc463ec8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests mod.rs (/opt/rustwide/target/debug/deps/_-4fe85de60d61c737)
[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 _
[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" "883b242aa548210830cdfb76e4c5f432d988f138d25960c4e526ef14bc463ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883b242aa548210830cdfb76e4c5f432d988f138d25960c4e526ef14bc463ec8", kill_on_drop: false }`
[INFO] [stdout] 883b242aa548210830cdfb76e4c5f432d988f138d25960c4e526ef14bc463ec8