[INFO] cloning repository https://github.com/Keverne/md-prep-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Keverne/md-prep-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeverne%2Fmd-prep-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeverne%2Fmd-prep-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69cb077bc78367a5372ae4cb48a91b3c64ab2f41
[INFO] testing Keverne/md-prep-test against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeverne%2Fmd-prep-test" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Keverne/md-prep-test on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Keverne/md-prep-test
[INFO] finished tweaking git repo https://github.com/Keverne/md-prep-test
[INFO] tweaked toml for git repo https://github.com/Keverne/md-prep-test written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/Keverne/md-prep-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94f14c714dc2410af92016f01af9e1c3aa34848df2706af587d102b690714588
[INFO] running `Command { std: "docker" "start" "-a" "94f14c714dc2410af92016f01af9e1c3aa34848df2706af587d102b690714588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94f14c714dc2410af92016f01af9e1c3aa34848df2706af587d102b690714588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f14c714dc2410af92016f01af9e1c3aa34848df2706af587d102b690714588", kill_on_drop: false }`
[INFO] [stdout] 94f14c714dc2410af92016f01af9e1c3aa34848df2706af587d102b690714588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 510b4f790b2de1d3880d9a39447ee656ae3c9433d8cf6c08fb76ee6d492f0fde
[INFO] running `Command { std: "docker" "start" "-a" "510b4f790b2de1d3880d9a39447ee656ae3c9433d8cf6c08fb76ee6d492f0fde", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling md-prep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `minim_output`
[INFO] [stdout]   --> src/main.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |             if let Some(minim_output) = minimization.stdout.take() {
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_minim_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heat_output`
[INFO] [stdout]   --> src/main.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 if let Some(heat_output) = first_heat.stdout.take() {
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heat_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heat_output`
[INFO] [stdout]   --> src/main.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     if let Some(heat_output) = first_heat.stdout.take() {
[INFO] [stdout]    |                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heat_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.96s
[INFO] running `Command { std: "docker" "inspect" "510b4f790b2de1d3880d9a39447ee656ae3c9433d8cf6c08fb76ee6d492f0fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "510b4f790b2de1d3880d9a39447ee656ae3c9433d8cf6c08fb76ee6d492f0fde", kill_on_drop: false }`
[INFO] [stdout] 510b4f790b2de1d3880d9a39447ee656ae3c9433d8cf6c08fb76ee6d492f0fde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 336059ae3ff62f73255135e6f34a4c26b1d4e7093684bdce1423069ccceb6f06
[INFO] running `Command { std: "docker" "start" "-a" "336059ae3ff62f73255135e6f34a4c26b1d4e7093684bdce1423069ccceb6f06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling md-prep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `minim_output`
[INFO] [stdout]   --> src/main.rs:31:25
[INFO] [stdout]    |
[INFO] [stdout] 31 |             if let Some(minim_output) = minimization.stdout.take() {
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_minim_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heat_output`
[INFO] [stdout]   --> src/main.rs:55:29
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 if let Some(heat_output) = first_heat.stdout.take() {
[INFO] [stdout]    |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heat_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `heat_output`
[INFO] [stdout]   --> src/main.rs:79:33
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     if let Some(heat_output) = first_heat.stdout.take() {
[INFO] [stdout]    |                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heat_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "336059ae3ff62f73255135e6f34a4c26b1d4e7093684bdce1423069ccceb6f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "336059ae3ff62f73255135e6f34a4c26b1d4e7093684bdce1423069ccceb6f06", kill_on_drop: false }`
[INFO] [stdout] 336059ae3ff62f73255135e6f34a4c26b1d4e7093684bdce1423069ccceb6f06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80e7888347e1f3bfffcff5cf6181bedd1c417cb901cab853f13d44a63d851aa9
[INFO] running `Command { std: "docker" "start" "-a" "80e7888347e1f3bfffcff5cf6181bedd1c417cb901cab853f13d44a63d851aa9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `minim_output`
[INFO] [stderr]   --> src/main.rs:31:25
[INFO] [stderr]    |
[INFO] [stderr] 31 |             if let Some(minim_output) = minimization.stdout.take() {
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_minim_output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `heat_output`
[INFO] [stderr]   --> src/main.rs:55:29
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 if let Some(heat_output) = first_heat.stdout.take() {
[INFO] [stderr]    |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heat_output`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `heat_output`
[INFO] [stderr]   --> src/main.rs:79:33
[INFO] [stderr]    |
[INFO] [stderr] 79 |                     if let Some(heat_output) = first_heat.stdout.take() {
[INFO] [stderr]    |                                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_heat_output`
[INFO] [stderr] 
[INFO] [stderr] warning: `md-prep` (bin "md-prep" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/md_prep-7a2e1be246916831)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80e7888347e1f3bfffcff5cf6181bedd1c417cb901cab853f13d44a63d851aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e7888347e1f3bfffcff5cf6181bedd1c417cb901cab853f13d44a63d851aa9", kill_on_drop: false }`
[INFO] [stdout] 80e7888347e1f3bfffcff5cf6181bedd1c417cb901cab853f13d44a63d851aa9