[INFO] fetching crate apriori_pattern_miner 0.1.1...
[INFO] checking apriori_pattern_miner-0.1.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate apriori_pattern_miner 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate apriori_pattern_miner 0.1.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate apriori_pattern_miner 0.1.1
[INFO] finished tweaking crates.io crate apriori_pattern_miner 0.1.1
[INFO] tweaked toml for crates.io crate apriori_pattern_miner 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate apriori_pattern_miner 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5df0c1ee07d74e41067a736716db30738f4dfa4a6fa91787aa392db48eddb6e
[INFO] running `Command { std: "docker" "start" "-a" "d5df0c1ee07d74e41067a736716db30738f4dfa4a6fa91787aa392db48eddb6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5df0c1ee07d74e41067a736716db30738f4dfa4a6fa91787aa392db48eddb6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5df0c1ee07d74e41067a736716db30738f4dfa4a6fa91787aa392db48eddb6e", kill_on_drop: false }`
[INFO] [stdout] d5df0c1ee07d74e41067a736716db30738f4dfa4a6fa91787aa392db48eddb6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c34497cf6c862fc4ca339f14edb1fdcfb33ea0a7c9cada5b845f16c25b85e22e
[INFO] running `Command { std: "docker" "start" "-a" "c34497cf6c862fc4ca339f14edb1fdcfb33ea0a7c9cada5b845f16c25b85e22e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking hashbrown v0.12.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking apriori_pattern_miner v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `mining_hw2`
[INFO] [stdout]  --> benches/bench.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use mining_hw2::report_frequent_itemsets;
[INFO] [stdout]   |     ^^^^^^^^^^ use of undeclared crate or module `mining_hw2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `apriori_pattern_miner` (bench "bench") due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c34497cf6c862fc4ca339f14edb1fdcfb33ea0a7c9cada5b845f16c25b85e22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34497cf6c862fc4ca339f14edb1fdcfb33ea0a7c9cada5b845f16c25b85e22e", kill_on_drop: false }`
[INFO] [stdout] c34497cf6c862fc4ca339f14edb1fdcfb33ea0a7c9cada5b845f16c25b85e22e
