[INFO] fetching crate current 0.1.2...
[INFO] testing current-0.1.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate current 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate current 0.1.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate current 0.1.2
[INFO] finished tweaking crates.io crate current 0.1.2
[INFO] tweaked toml for crates.io crate current 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0b3de23d485443956a82fa626af8f1617527f6b01a0c9b98a963a67a7ce224f
[INFO] running `Command { std: "docker" "start" "-a" "d0b3de23d485443956a82fa626af8f1617527f6b01a0c9b98a963a67a7ce224f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0b3de23d485443956a82fa626af8f1617527f6b01a0c9b98a963a67a7ce224f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0b3de23d485443956a82fa626af8f1617527f6b01a0c9b98a963a67a7ce224f", kill_on_drop: false }`
[INFO] [stdout] d0b3de23d485443956a82fa626af8f1617527f6b01a0c9b98a963a67a7ce224f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15034c5dac6bff1bdfee6206a1fd8ab93542510a67d83c92c99d0218cf77d9e6
[INFO] running `Command { std: "docker" "start" "-a" "15034c5dac6bff1bdfee6206a1fd8ab93542510a67d83c92c99d0218cf77d9e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling current v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "15034c5dac6bff1bdfee6206a1fd8ab93542510a67d83c92c99d0218cf77d9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15034c5dac6bff1bdfee6206a1fd8ab93542510a67d83c92c99d0218cf77d9e6", kill_on_drop: false }`
[INFO] [stdout] 15034c5dac6bff1bdfee6206a1fd8ab93542510a67d83c92c99d0218cf77d9e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de432b9aabe7c3b5b02754d13ae9d345aab4420a520689ae25c8060f431fec1f
[INFO] running `Command { std: "docker" "start" "-a" "de432b9aabe7c3b5b02754d13ae9d345aab4420a520689ae25c8060f431fec1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling current v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "de432b9aabe7c3b5b02754d13ae9d345aab4420a520689ae25c8060f431fec1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de432b9aabe7c3b5b02754d13ae9d345aab4420a520689ae25c8060f431fec1f", kill_on_drop: false }`
[INFO] [stdout] de432b9aabe7c3b5b02754d13ae9d345aab4420a520689ae25c8060f431fec1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6db6c6d725841a16d07aa85ad2d8980634bc61dc9fbb4058de980b21f6959d2a
[INFO] running `Command { std: "docker" "start" "-a" "6db6c6d725841a16d07aa85ad2d8980634bc61dc9fbb4058de980b21f6959d2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/current-f40d121b1210061c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests current
[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 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" "6db6c6d725841a16d07aa85ad2d8980634bc61dc9fbb4058de980b21f6959d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db6c6d725841a16d07aa85ad2d8980634bc61dc9fbb4058de980b21f6959d2a", kill_on_drop: false }`
[INFO] [stdout] 6db6c6d725841a16d07aa85ad2d8980634bc61dc9fbb4058de980b21f6959d2a