[INFO] fetching crate j 0.2.11...
[INFO] testing j-0.2.11 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate j 0.2.11 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate j 0.2.11 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate j 0.2.11
[INFO] finished tweaking crates.io crate j 0.2.11
[INFO] tweaked toml for crates.io crate j 0.2.11 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 748535dfd3835268c81708dc20d1a6dba088afa2deb30c8b02991e6b2e73c72f
[INFO] running `Command { std: "docker" "start" "-a" "748535dfd3835268c81708dc20d1a6dba088afa2deb30c8b02991e6b2e73c72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "748535dfd3835268c81708dc20d1a6dba088afa2deb30c8b02991e6b2e73c72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "748535dfd3835268c81708dc20d1a6dba088afa2deb30c8b02991e6b2e73c72f", kill_on_drop: false }`
[INFO] [stdout] 748535dfd3835268c81708dc20d1a6dba088afa2deb30c8b02991e6b2e73c72f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25b2b6d6cd50feac858ab876efa1015bfa8038e25ff2a1d4ef25dcdeb752d6b5
[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" "25b2b6d6cd50feac858ab876efa1015bfa8038e25ff2a1d4ef25dcdeb752d6b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling j v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "25b2b6d6cd50feac858ab876efa1015bfa8038e25ff2a1d4ef25dcdeb752d6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b2b6d6cd50feac858ab876efa1015bfa8038e25ff2a1d4ef25dcdeb752d6b5", kill_on_drop: false }`
[INFO] [stdout] 25b2b6d6cd50feac858ab876efa1015bfa8038e25ff2a1d4ef25dcdeb752d6b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a8699bec1d0952e3dc7cd0f618212d5eb98ac533ad1b5b57b4a307b739dd740
[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" "6a8699bec1d0952e3dc7cd0f618212d5eb98ac533ad1b5b57b4a307b739dd740", kill_on_drop: false }`
[INFO] [stderr]    Compiling j v0.2.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "6a8699bec1d0952e3dc7cd0f618212d5eb98ac533ad1b5b57b4a307b739dd740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a8699bec1d0952e3dc7cd0f618212d5eb98ac533ad1b5b57b4a307b739dd740", kill_on_drop: false }`
[INFO] [stdout] 6a8699bec1d0952e3dc7cd0f618212d5eb98ac533ad1b5b57b4a307b739dd740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 42151c1ad860179c6d8830057feb12108ea78bcb871461846bf24d59ca63d43f
[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" "42151c1ad860179c6d8830057feb12108ea78bcb871461846bf24d59ca63d43f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/j-a3cf8ced002d23c1
[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" "42151c1ad860179c6d8830057feb12108ea78bcb871461846bf24d59ca63d43f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42151c1ad860179c6d8830057feb12108ea78bcb871461846bf24d59ca63d43f", kill_on_drop: false }`
[INFO] [stdout] 42151c1ad860179c6d8830057feb12108ea78bcb871461846bf24d59ca63d43f