[INFO] cloning repository https://github.com/brokenVectors/fahrenheit-to-celsius
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brokenVectors/fahrenheit-to-celsius" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbrokenVectors%2Ffahrenheit-to-celsius", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbrokenVectors%2Ffahrenheit-to-celsius'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4122eafd2e9b377f940a5e038948ffe4087a2b14
[INFO] testing brokenVectors/fahrenheit-to-celsius against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbrokenVectors%2Ffahrenheit-to-celsius" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brokenVectors/fahrenheit-to-celsius on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brokenVectors/fahrenheit-to-celsius
[INFO] finished tweaking git repo https://github.com/brokenVectors/fahrenheit-to-celsius
[INFO] tweaked toml for git repo https://github.com/brokenVectors/fahrenheit-to-celsius written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/brokenVectors/fahrenheit-to-celsius already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60082e38fe6a2f6b4fc63d81ca81ac5ed65e6b1e876f5a0e5e1e0fcb8637562c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "60082e38fe6a2f6b4fc63d81ca81ac5ed65e6b1e876f5a0e5e1e0fcb8637562c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60082e38fe6a2f6b4fc63d81ca81ac5ed65e6b1e876f5a0e5e1e0fcb8637562c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60082e38fe6a2f6b4fc63d81ca81ac5ed65e6b1e876f5a0e5e1e0fcb8637562c", kill_on_drop: false }`
[INFO] [stdout] 60082e38fe6a2f6b4fc63d81ca81ac5ed65e6b1e876f5a0e5e1e0fcb8637562c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a1bade71ecc82758f144cb1234d5f2d15d9c72c59671a2f481653f5145c26c1a
[INFO] running `Command { std: "docker" "start" "-a" "a1bade71ecc82758f144cb1234d5f2d15d9c72c59671a2f481653f5145c26c1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling fahrenheit-to-celsius v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `converting_to_celsius` is never read
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut converting_to_celsius = true;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "a1bade71ecc82758f144cb1234d5f2d15d9c72c59671a2f481653f5145c26c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1bade71ecc82758f144cb1234d5f2d15d9c72c59671a2f481653f5145c26c1a", kill_on_drop: false }`
[INFO] [stdout] a1bade71ecc82758f144cb1234d5f2d15d9c72c59671a2f481653f5145c26c1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a2176be33dc64c31056e726db46c3a88a9e1d55c3b80d32094b7ebe13b30c955
[INFO] running `Command { std: "docker" "start" "-a" "a2176be33dc64c31056e726db46c3a88a9e1d55c3b80d32094b7ebe13b30c955", kill_on_drop: false }`
[INFO] [stderr]    Compiling fahrenheit-to-celsius v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `converting_to_celsius` is never read
[INFO] [stdout]   --> src/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut converting_to_celsius = true;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "a2176be33dc64c31056e726db46c3a88a9e1d55c3b80d32094b7ebe13b30c955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2176be33dc64c31056e726db46c3a88a9e1d55c3b80d32094b7ebe13b30c955", kill_on_drop: false }`
[INFO] [stdout] a2176be33dc64c31056e726db46c3a88a9e1d55c3b80d32094b7ebe13b30c955
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 501e020301dc19d618dfb5facc3093198bbdcee618c9ef7c11a40152a8073e0b
[INFO] running `Command { std: "docker" "start" "-a" "501e020301dc19d618dfb5facc3093198bbdcee618c9ef7c11a40152a8073e0b", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `converting_to_celsius` is never read
[INFO] [stderr]   --> src/main.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut converting_to_celsius = true;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `fahrenheit-to-celsius` (bin "fahrenheit-to-celsius" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fahrenheit_to_celsius-5aaad5701339f740)
[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" "501e020301dc19d618dfb5facc3093198bbdcee618c9ef7c11a40152a8073e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501e020301dc19d618dfb5facc3093198bbdcee618c9ef7c11a40152a8073e0b", kill_on_drop: false }`
[INFO] [stdout] 501e020301dc19d618dfb5facc3093198bbdcee618c9ef7c11a40152a8073e0b