[INFO] fetching crate dpc-pariter 0.5.1...
[INFO] checking dpc-pariter-0.5.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate dpc-pariter 0.5.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate dpc-pariter 0.5.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dpc-pariter 0.5.1
[INFO] finished tweaking crates.io crate dpc-pariter 0.5.1
[INFO] tweaked toml for crates.io crate dpc-pariter 0.5.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate dpc-pariter 0.5.1 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.3
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.6
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.6
[INFO] [stderr]   Downloaded pariter v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5cdfeb9b6e73dbafafe888d89bb962cde470a765549273b6e3581ce344b3669
[INFO] running `Command { std: "docker" "start" "-a" "e5cdfeb9b6e73dbafafe888d89bb962cde470a765549273b6e3581ce344b3669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5cdfeb9b6e73dbafafe888d89bb962cde470a765549273b6e3581ce344b3669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5cdfeb9b6e73dbafafe888d89bb962cde470a765549273b6e3581ce344b3669", kill_on_drop: false }`
[INFO] [stdout] e5cdfeb9b6e73dbafafe888d89bb962cde470a765549273b6e3581ce344b3669
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b4402b87c52f561ce1929be89034b03c35367aab2878895df88f93a49dccd14
[INFO] running `Command { std: "docker" "start" "-a" "3b4402b87c52f561ce1929be89034b03c35367aab2878895df88f93a49dccd14", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling crossbeam-queue v0.3.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking pariter v0.5.0
[INFO] [stderr]     Checking dpc-pariter v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/bench.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, BatchSize, BenchmarkId, Criterion};
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `criterion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `criterion`
[INFO] [stdout]   --> benches/bench.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |             group.throughput(criterion::Throughput::Elements(num_elements));
[INFO] [stdout]    |                              ^^^^^^^^^ use of undeclared crate or module `criterion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `bench`
[INFO] [stdout]   --> benches/bench.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 | criterion_main!(benches);
[INFO] [stdout]    |                          ^ consider adding a `main` function to `benches/bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dpc_pariter::IteratorExt`
[INFO] [stdout]  --> benches/bench.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dpc_pariter::IteratorExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dpc-pariter` (bench "bench") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "3b4402b87c52f561ce1929be89034b03c35367aab2878895df88f93a49dccd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4402b87c52f561ce1929be89034b03c35367aab2878895df88f93a49dccd14", kill_on_drop: false }`
[INFO] [stdout] 3b4402b87c52f561ce1929be89034b03c35367aab2878895df88f93a49dccd14
[INFO] checking dpc-pariter-0.5.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate dpc-pariter 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate dpc-pariter 0.5.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dpc-pariter 0.5.1
[INFO] finished tweaking crates.io crate dpc-pariter 0.5.1
[INFO] tweaked toml for crates.io crate dpc-pariter 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate dpc-pariter 0.5.1 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9854173eb0f3ff13bc2b65012c9a0b1e7c32ed7e6f04ffeb7f10b66ab06a7a2
[INFO] running `Command { std: "docker" "start" "-a" "c9854173eb0f3ff13bc2b65012c9a0b1e7c32ed7e6f04ffeb7f10b66ab06a7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9854173eb0f3ff13bc2b65012c9a0b1e7c32ed7e6f04ffeb7f10b66ab06a7a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9854173eb0f3ff13bc2b65012c9a0b1e7c32ed7e6f04ffeb7f10b66ab06a7a2", kill_on_drop: false }`
[INFO] [stdout] c9854173eb0f3ff13bc2b65012c9a0b1e7c32ed7e6f04ffeb7f10b66ab06a7a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51e3df2ff5a99162856db175cee3912037ffa6a59bf930c1b7a60ca763395891
[INFO] running `Command { std: "docker" "start" "-a" "51e3df2ff5a99162856db175cee3912037ffa6a59bf930c1b7a60ca763395891", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.6
[INFO] [stderr]    Compiling crossbeam-queue v0.3.3
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.2
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking pariter v0.5.0
[INFO] [stderr]     Checking dpc-pariter v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/bench.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, criterion_group, criterion_main, BatchSize, BenchmarkId, Criterion};
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `criterion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `criterion`
[INFO] [stdout]   --> benches/bench.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |             group.throughput(criterion::Throughput::Elements(num_elements));
[INFO] [stdout]    |                              ^^^^^^^^^ use of undeclared crate or module `criterion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `bench`
[INFO] [stdout]   --> benches/bench.rs:67:26
[INFO] [stdout]    |
[INFO] [stdout] 67 | criterion_main!(benches);
[INFO] [stdout]    |                          ^ consider adding a `main` function to `benches/bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dpc_pariter::IteratorExt`
[INFO] [stdout]  --> benches/bench.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use dpc_pariter::IteratorExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dpc-pariter` (bench "bench") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "51e3df2ff5a99162856db175cee3912037ffa6a59bf930c1b7a60ca763395891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51e3df2ff5a99162856db175cee3912037ffa6a59bf930c1b7a60ca763395891", kill_on_drop: false }`
[INFO] [stdout] 51e3df2ff5a99162856db175cee3912037ffa6a59bf930c1b7a60ca763395891
