[INFO] crate ief 0.0.2 is already in cache
[INFO] testing ief-0.0.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate ief 0.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ief 0.0.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ief 0.0.2
[INFO] finished tweaking crates.io crate ief 0.0.2
[INFO] tweaked toml for crates.io crate ief 0.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate ief 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 613a58ece51e5bcbcca05488fc6f8090105665255acdc8955d2ee8476b388a81
[INFO] running `Command { std: "docker" "start" "-a" "613a58ece51e5bcbcca05488fc6f8090105665255acdc8955d2ee8476b388a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "613a58ece51e5bcbcca05488fc6f8090105665255acdc8955d2ee8476b388a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613a58ece51e5bcbcca05488fc6f8090105665255acdc8955d2ee8476b388a81", kill_on_drop: false }`
[INFO] [stdout] 613a58ece51e5bcbcca05488fc6f8090105665255acdc8955d2ee8476b388a81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1aad3058edcf4ad17959ac3ea17ec90c58c0b64cbd7fbb0fb8817ee1f35349ce
[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" "1aad3058edcf4ad17959ac3ea17ec90c58c0b64cbd7fbb0fb8817ee1f35349ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling cpp_demangle v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling scroll_derive v0.10.1
[INFO] [stderr]    Compiling globset v0.4.4
[INFO] [stderr]    Compiling ignore v0.4.11
[INFO] [stderr]    Compiling scroll v0.10.1
[INFO] [stderr]    Compiling goblin v0.2.0
[INFO] [stderr]    Compiling ief v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "1aad3058edcf4ad17959ac3ea17ec90c58c0b64cbd7fbb0fb8817ee1f35349ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aad3058edcf4ad17959ac3ea17ec90c58c0b64cbd7fbb0fb8817ee1f35349ce", kill_on_drop: false }`
[INFO] [stdout] 1aad3058edcf4ad17959ac3ea17ec90c58c0b64cbd7fbb0fb8817ee1f35349ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 1f1a45507ea47a8c79ddd6203e0fc87c0bf5f70a567c30f3d1c15761e806f350
[INFO] running `Command { std: "docker" "start" "-a" "1f1a45507ea47a8c79ddd6203e0fc87c0bf5f70a567c30f3d1c15761e806f350", kill_on_drop: false }`
[INFO] [stderr]    Compiling ief v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "1f1a45507ea47a8c79ddd6203e0fc87c0bf5f70a567c30f3d1c15761e806f350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f1a45507ea47a8c79ddd6203e0fc87c0bf5f70a567c30f3d1c15761e806f350", kill_on_drop: false }`
[INFO] [stdout] 1f1a45507ea47a8c79ddd6203e0fc87c0bf5f70a567c30f3d1c15761e806f350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] e1ff8458d9da3937cec98d25ea976bacf6ea1c5ccc57516765886f557b74f00a
[INFO] running `Command { std: "docker" "start" "-a" "e1ff8458d9da3937cec98d25ea976bacf6ea1c5ccc57516765886f557b74f00a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ief-6055e0ef15be2ad8
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e1ff8458d9da3937cec98d25ea976bacf6ea1c5ccc57516765886f557b74f00a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ff8458d9da3937cec98d25ea976bacf6ea1c5ccc57516765886f557b74f00a", kill_on_drop: false }`
[INFO] [stdout] e1ff8458d9da3937cec98d25ea976bacf6ea1c5ccc57516765886f557b74f00a