[INFO] fetching crate monarch 0.1.0...
[INFO] checking monarch-0.1.0 against master#09a371361240e42b0d69438fd1179efcf212e576 for pr-157814-crater-rollup
[INFO] extracting crate monarch 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate monarch 0.1.0
[INFO] finished tweaking crates.io crate monarch 0.1.0
[INFO] tweaked toml for crates.io crate monarch 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate monarch 0.1.0 on toolchain 09a371361240e42b0d69438fd1179efcf212e576
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding proptest v0.9.6 (available: v1.11.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusty-fork v0.2.2
[INFO] [stderr]   Downloaded proptest v0.9.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7cf07dcec6eec8f91d8fcff9552b5c74122c05467aaf1800be6da9d6f61e2ab2" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6da441f83b14ca49deacfe4017d2ac7b03484e72e29824e0e31801d770e16881
[INFO] running `Command { std: "docker" "start" "6da441f83b14ca49deacfe4017d2ac7b03484e72e29824e0e31801d770e16881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6da441f83b14ca49deacfe4017d2ac7b03484e72e29824e0e31801d770e16881" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6da441f83b14ca49deacfe4017d2ac7b03484e72e29824e0e31801d770e16881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6da441f83b14ca49deacfe4017d2ac7b03484e72e29824e0e31801d770e16881" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking monarch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `message` is never used
[INFO] [stdout]   --> src/runner.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Reason {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 14 |     fn message(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking proptest v0.9.6
[INFO] [stdout] warning: unused variable: `orig`
[INFO] [stdout]    --> src/runner.rs:409:31
[INFO] [stdout]     |
[INFO] [stdout] 409 |         runner.set_relation(|&orig, &trans| {
[INFO] [stdout]     |                               ^^^^ help: if this is intentional, prefix it with an underscore: `_orig`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `message` is never used
[INFO] [stdout]   --> src/runner.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Reason {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 14 |     fn message(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "6da441f83b14ca49deacfe4017d2ac7b03484e72e29824e0e31801d770e16881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6da441f83b14ca49deacfe4017d2ac7b03484e72e29824e0e31801d770e16881", kill_on_drop: false }`
[INFO] [stdout] 6da441f83b14ca49deacfe4017d2ac7b03484e72e29824e0e31801d770e16881
