[INFO] fetching crate skein-hash 0.3.0...
[INFO] testing skein-hash-0.3.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate skein-hash 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate skein-hash 0.3.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skein-hash 0.3.0
[INFO] finished tweaking crates.io crate skein-hash 0.3.0
[INFO] tweaked toml for crates.io crate skein-hash 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f29e6cdc835ed3957d16e815c59354f33a9db8c8009b5f5880b434654aabd2c6
[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" "f29e6cdc835ed3957d16e815c59354f33a9db8c8009b5f5880b434654aabd2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f29e6cdc835ed3957d16e815c59354f33a9db8c8009b5f5880b434654aabd2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29e6cdc835ed3957d16e815c59354f33a9db8c8009b5f5880b434654aabd2c6", kill_on_drop: false }`
[INFO] [stdout] f29e6cdc835ed3957d16e815c59354f33a9db8c8009b5f5880b434654aabd2c6
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c19140e523b43109c3a39a45af8ff5d7f01d56da2e0a7b8e1fa2a62f2829670
[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" "5c19140e523b43109c3a39a45af8ff5d7f01d56da2e0a7b8e1fa2a62f2829670", kill_on_drop: false }`
[INFO] [stderr]    Compiling threefish-cipher v0.3.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling skein-hash v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "5c19140e523b43109c3a39a45af8ff5d7f01d56da2e0a7b8e1fa2a62f2829670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c19140e523b43109c3a39a45af8ff5d7f01d56da2e0a7b8e1fa2a62f2829670", kill_on_drop: false }`
[INFO] [stdout] 5c19140e523b43109c3a39a45af8ff5d7f01d56da2e0a7b8e1fa2a62f2829670
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0c02ef55652362afc289574ad08df78919ad49b7699d8cad00e63063f357a2a
[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" "b0c02ef55652362afc289574ad08df78919ad49b7699d8cad00e63063f357a2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling skein-hash v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `skein`
[INFO] [stdout]  --> tests/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate skein;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `skein-hash`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b0c02ef55652362afc289574ad08df78919ad49b7699d8cad00e63063f357a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c02ef55652362afc289574ad08df78919ad49b7699d8cad00e63063f357a2a", kill_on_drop: false }`
[INFO] [stdout] b0c02ef55652362afc289574ad08df78919ad49b7699d8cad00e63063f357a2a
