[INFO] updating cached repository https://github.com/provotum/node-benchmark-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fde861a81dc72af70d3e531618469e87f206c3ac
[INFO] testing provotum/node-benchmark-rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprovotum%2Fnode-benchmark-rs" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/provotum/node-benchmark-rs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/provotum/node-benchmark-rs
[INFO] finished tweaking git repo https://github.com/provotum/node-benchmark-rs
[INFO] tweaked toml for git repo https://github.com/provotum/node-benchmark-rs written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/provotum/node-benchmark-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] dc379c2b0ed23a3d47a0de42eb4a1416b0987d4ed19b7461f3b934d4588e9709
[INFO] running `"docker" "start" "-a" "dc379c2b0ed23a3d47a0de42eb4a1416b0987d4ed19b7461f3b934d4588e9709"`
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling syn v0.15.7
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling bincode v1.0.1
[INFO] [stderr]    Compiling tokio-uds v0.2.2
[INFO] [stderr]    Compiling pretty_env_logger v0.2.4
[INFO] [stderr]    Compiling tokio v0.1.11
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling crypto-rs v0.1.1 (https://github.com/provotum/crypto-rs.git#5977ebd7)
[INFO] [stderr]    Compiling node_rs v0.1.0 (https://github.com/provotum/node-rs.git#675e3c50)
[INFO] [stderr]    Compiling generator_rs v0.1.0 (https://github.com/provotum/generator-rs.git#6eba4819)
[INFO] [stderr]    Compiling node_benchmark_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `alloc_system`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | extern crate alloc_system;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `node_benchmark_rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "dc379c2b0ed23a3d47a0de42eb4a1416b0987d4ed19b7461f3b934d4588e9709"`
[INFO] running `"docker" "rm" "-f" "dc379c2b0ed23a3d47a0de42eb4a1416b0987d4ed19b7461f3b934d4588e9709"`
[INFO] [stdout] dc379c2b0ed23a3d47a0de42eb4a1416b0987d4ed19b7461f3b934d4588e9709