[INFO] fetching crate tokio-tasks 0.5.3...
[INFO] testing tokio-tasks-0.5.3 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate tokio-tasks 0.5.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tokio-tasks 0.5.3
[INFO] finished tweaking crates.io crate tokio-tasks 0.5.3
[INFO] tweaked toml for crates.io crate tokio-tasks 0.5.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-tasks 0.5.3 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-tasks 0.5.3 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-locks v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 944946d59335393bb89d481b2efffd9f5fa8a6f8588f87d9b191cc44a5c79c06
[INFO] running `Command { std: "docker" "start" "-a" "944946d59335393bb89d481b2efffd9f5fa8a6f8588f87d9b191cc44a5c79c06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "944946d59335393bb89d481b2efffd9f5fa8a6f8588f87d9b191cc44a5c79c06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944946d59335393bb89d481b2efffd9f5fa8a6f8588f87d9b191cc44a5c79c06", kill_on_drop: false }`
[INFO] [stdout] 944946d59335393bb89d481b2efffd9f5fa8a6f8588f87d9b191cc44a5c79c06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 688c3b9cc9ed0403d80fee22779f9e39c102b76db1ca2a39dd8277110ec1d134
[INFO] running `Command { std: "docker" "start" "-a" "688c3b9cc9ed0403d80fee22779f9e39c102b76db1ca2a39dd8277110ec1d134", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio-tasks v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `Command { std: "docker" "inspect" "688c3b9cc9ed0403d80fee22779f9e39c102b76db1ca2a39dd8277110ec1d134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688c3b9cc9ed0403d80fee22779f9e39c102b76db1ca2a39dd8277110ec1d134", kill_on_drop: false }`
[INFO] [stdout] 688c3b9cc9ed0403d80fee22779f9e39c102b76db1ca2a39dd8277110ec1d134
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b152f6338ed7aaeeab9a7746e93c59479ef97f722fdd29c1752aaba0d7033d4
[INFO] running `Command { std: "docker" "start" "-a" "0b152f6338ed7aaeeab9a7746e93c59479ef97f722fdd29c1752aaba0d7033d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-tasks v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "0b152f6338ed7aaeeab9a7746e93c59479ef97f722fdd29c1752aaba0d7033d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b152f6338ed7aaeeab9a7746e93c59479ef97f722fdd29c1752aaba0d7033d4", kill_on_drop: false }`
[INFO] [stdout] 0b152f6338ed7aaeeab9a7746e93c59479ef97f722fdd29c1752aaba0d7033d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e978a3e2c929d8323cd6f81c0c86414c2e99506f09a17ac06bb198bada80d3d
[INFO] running `Command { std: "docker" "start" "-a" "0e978a3e2c929d8323cd6f81c0c86414c2e99506f09a17ac06bb198bada80d3d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_tasks-858794a08318aa9c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio_tasks
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e978a3e2c929d8323cd6f81c0c86414c2e99506f09a17ac06bb198bada80d3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e978a3e2c929d8323cd6f81c0c86414c2e99506f09a17ac06bb198bada80d3d", kill_on_drop: false }`
[INFO] [stdout] 0e978a3e2c929d8323cd6f81c0c86414c2e99506f09a17ac06bb198bada80d3d