[INFO] fetching crate hexcat 2.3.4...
[INFO] testing hexcat-2.3.4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate hexcat 2.3.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hexcat 2.3.4 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hexcat 2.3.4
[INFO] finished tweaking crates.io crate hexcat 2.3.4
[INFO] tweaked toml for crates.io crate hexcat 2.3.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate hexcat 2.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] d80d4ceaca9f464c0dcc927d95c943e6923c8c4ef876498696d09494230b6e18
[INFO] running `Command { std: "docker" "start" "-a" "d80d4ceaca9f464c0dcc927d95c943e6923c8c4ef876498696d09494230b6e18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d80d4ceaca9f464c0dcc927d95c943e6923c8c4ef876498696d09494230b6e18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80d4ceaca9f464c0dcc927d95c943e6923c8c4ef876498696d09494230b6e18", kill_on_drop: false }`
[INFO] [stdout] d80d4ceaca9f464c0dcc927d95c943e6923c8c4ef876498696d09494230b6e18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f92c44b3965ffc025fad265187c2a2f565079160fcc7c774ad0e6cf1c91731dc
[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" "f92c44b3965ffc025fad265187c2a2f565079160fcc7c774ad0e6cf1c91731dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling hexcat v2.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "f92c44b3965ffc025fad265187c2a2f565079160fcc7c774ad0e6cf1c91731dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92c44b3965ffc025fad265187c2a2f565079160fcc7c774ad0e6cf1c91731dc", kill_on_drop: false }`
[INFO] [stdout] f92c44b3965ffc025fad265187c2a2f565079160fcc7c774ad0e6cf1c91731dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", 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] 16ed8e1f119d24341acfc792a1e3e5b613f3d122cf4bb3c10244015a1f5c61f2
[INFO] running `Command { std: "docker" "start" "-a" "16ed8e1f119d24341acfc792a1e3e5b613f3d122cf4bb3c10244015a1f5c61f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hexcat v2.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "16ed8e1f119d24341acfc792a1e3e5b613f3d122cf4bb3c10244015a1f5c61f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16ed8e1f119d24341acfc792a1e3e5b613f3d122cf4bb3c10244015a1f5c61f2", kill_on_drop: false }`
[INFO] [stdout] 16ed8e1f119d24341acfc792a1e3e5b613f3d122cf4bb3c10244015a1f5c61f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] 8b06c5beb0bad0ad048f8909290d69179406578bc1dc8cba42466f031202f2ad
[INFO] running `Command { std: "docker" "start" "-a" "8b06c5beb0bad0ad048f8909290d69179406578bc1dc8cba42466f031202f2ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hexcat-9fc608a8d962e193)
[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" "8b06c5beb0bad0ad048f8909290d69179406578bc1dc8cba42466f031202f2ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b06c5beb0bad0ad048f8909290d69179406578bc1dc8cba42466f031202f2ad", kill_on_drop: false }`
[INFO] [stdout] 8b06c5beb0bad0ad048f8909290d69179406578bc1dc8cba42466f031202f2ad