[INFO] fetching crate stemjail 0.4.1...
[INFO] testing stemjail-0.4.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate stemjail 0.4.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate stemjail 0.4.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stemjail 0.4.1
[INFO] finished tweaking crates.io crate stemjail 0.4.1
[INFO] tweaked toml for crates.io crate stemjail 0.4.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mnt v0.3.1
[INFO] [stderr]   Downloaded fd v0.2.3
[INFO] [stderr]   Downloaded stemflow v0.5.3
[INFO] [stderr]   Downloaded tty v0.4.5
[INFO] [stderr]   Downloaded fdpass v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 9ba03bd27a92f60bb56cb21251ee2d4a65d638b1926c9cc088f68c8773adc733
[INFO] running `Command { std: "docker" "start" "-a" "9ba03bd27a92f60bb56cb21251ee2d4a65d638b1926c9cc088f68c8773adc733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ba03bd27a92f60bb56cb21251ee2d4a65d638b1926c9cc088f68c8773adc733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba03bd27a92f60bb56cb21251ee2d4a65d638b1926c9cc088f68c8773adc733", kill_on_drop: false }`
[INFO] [stdout] 9ba03bd27a92f60bb56cb21251ee2d4a65d638b1926c9cc088f68c8773adc733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 673a7efeb1f8cddaac3f1d9dc6e6bbce7b0633a3cc4ded3608ee384618939ca1
[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" "673a7efeb1f8cddaac3f1d9dc6e6bbce7b0633a3cc4ded3608ee384618939ca1", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling toml v0.1.30
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling fd v0.2.3
[INFO] [stderr]    Compiling unix_socket v0.5.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling mnt v0.3.1
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling bincode v0.5.9
[INFO] [stderr]    Compiling tty v0.4.5
[INFO] [stderr]    Compiling fdpass v0.1.0
[INFO] [stderr]    Compiling stemflow v0.5.3
[INFO] [stdout] error[E0463]: can't find crate for `collections`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stemflow-0.5.3/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | extern crate collections;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stemflow`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "673a7efeb1f8cddaac3f1d9dc6e6bbce7b0633a3cc4ded3608ee384618939ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673a7efeb1f8cddaac3f1d9dc6e6bbce7b0633a3cc4ded3608ee384618939ca1", kill_on_drop: false }`
[INFO] [stdout] 673a7efeb1f8cddaac3f1d9dc6e6bbce7b0633a3cc4ded3608ee384618939ca1