[INFO] fetching crate vec1 1.8.0...
[INFO] building vec1-1.8.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate vec1 1.8.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate vec1 1.8.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vec1 1.8.0
[INFO] finished tweaking crates.io crate vec1 1.8.0
[INFO] tweaked toml for crates.io crate vec1 1.8.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 29a4cf4b80c5f0f3967f4b444472fd59a1f1a7bb1e2332bcee648c788b46cd20
[INFO] running `Command { std: "docker" "start" "-a" "29a4cf4b80c5f0f3967f4b444472fd59a1f1a7bb1e2332bcee648c788b46cd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29a4cf4b80c5f0f3967f4b444472fd59a1f1a7bb1e2332bcee648c788b46cd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a4cf4b80c5f0f3967f4b444472fd59a1f1a7bb1e2332bcee648c788b46cd20", kill_on_drop: false }`
[INFO] [stdout] 29a4cf4b80c5f0f3967f4b444472fd59a1f1a7bb1e2332bcee648c788b46cd20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d52fd0bd1840f3469d7063302a57e9a6716c5caa3f35b7e56c803583a3150711
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d52fd0bd1840f3469d7063302a57e9a6716c5caa3f35b7e56c803583a3150711", kill_on_drop: false }`
[INFO] [stderr]    Compiling vec1 v1.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]    --> src/lib.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         #[allow(deprecated)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `write`
[INFO] [stdout]    --> src/lib.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         write!(fter, "Cannot produce a Vec1 with a length of zero.")
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "d52fd0bd1840f3469d7063302a57e9a6716c5caa3f35b7e56c803583a3150711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52fd0bd1840f3469d7063302a57e9a6716c5caa3f35b7e56c803583a3150711", kill_on_drop: false }`
[INFO] [stdout] d52fd0bd1840f3469d7063302a57e9a6716c5caa3f35b7e56c803583a3150711
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f44e52ffe3c5fcb5f07309730dffac1cdd2557bcba0365a982059aa81ff8d5a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f44e52ffe3c5fcb5f07309730dffac1cdd2557bcba0365a982059aa81ff8d5a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]    --> src/lib.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         #[allow(deprecated)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `write`
[INFO] [stdout]    --> src/lib.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         write!(fter, "Cannot produce a Vec1 with a length of zero.")
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.0.0
[INFO] [stderr]    Compiling vec1 v1.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]    --> src/lib.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         #[allow(deprecated)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `write`
[INFO] [stdout]    --> src/lib.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         write!(fter, "Cannot produce a Vec1 with a length of zero.")
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.74s
[INFO] running `Command { std: "docker" "inspect" "f44e52ffe3c5fcb5f07309730dffac1cdd2557bcba0365a982059aa81ff8d5a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44e52ffe3c5fcb5f07309730dffac1cdd2557bcba0365a982059aa81ff8d5a3", kill_on_drop: false }`
[INFO] [stdout] f44e52ffe3c5fcb5f07309730dffac1cdd2557bcba0365a982059aa81ff8d5a3