[INFO] cloning repository https://github.com/johnward/bft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnward/bft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c167d9a66aece1c6c434135eb96da1e202ac5bc1
[INFO] testing johnward/bft against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johnward/bft on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/johnward/bft
[INFO] finished tweaking git repo https://github.com/johnward/bft
[INFO] tweaked toml for git repo https://github.com/johnward/bft written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/johnward/bft already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c23cf45c6e2d7117001dbf6df9c0336a45aea08231f89b8e40df50423a9cce7
[INFO] running `Command { std: "docker" "start" "-a" "3c23cf45c6e2d7117001dbf6df9c0336a45aea08231f89b8e40df50423a9cce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c23cf45c6e2d7117001dbf6df9c0336a45aea08231f89b8e40df50423a9cce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c23cf45c6e2d7117001dbf6df9c0336a45aea08231f89b8e40df50423a9cce7", kill_on_drop: false }`
[INFO] [stdout] 3c23cf45c6e2d7117001dbf6df9c0336a45aea08231f89b8e40df50423a9cce7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e6bea1cd781c3cc9ec6e4b62a69bb81b0692b88757d1d8bd56f32f62692bc5e
[INFO] running `Command { std: "docker" "start" "-a" "5e6bea1cd781c3cc9ec6e4b62a69bb81b0692b88757d1d8bd56f32f62692bc5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bft_types v0.1.0 (/opt/rustwide/workdir/bft_types)
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bft_interp v0.1.0 (/opt/rustwide/workdir/bft_interp)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> bft_interp/src/lib.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             (number_to_add - ((u8::max_value() - current_number) + 1)) // + 1 to take into account the zero
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> bft_interp/src/lib.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             (u8::max_value() - ((number_to_sub - current_number) - 1)) // - 1 to take into account the zero
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.57s
[INFO] running `Command { std: "docker" "inspect" "5e6bea1cd781c3cc9ec6e4b62a69bb81b0692b88757d1d8bd56f32f62692bc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6bea1cd781c3cc9ec6e4b62a69bb81b0692b88757d1d8bd56f32f62692bc5e", kill_on_drop: false }`
[INFO] [stdout] 5e6bea1cd781c3cc9ec6e4b62a69bb81b0692b88757d1d8bd56f32f62692bc5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 792576858de708d115295a926cfe40c555df6390fa023c8eb9f0e37215975bef
[INFO] running `Command { std: "docker" "start" "-a" "792576858de708d115295a926cfe40c555df6390fa023c8eb9f0e37215975bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling bft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> bft_interp/src/lib.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             (number_to_add - ((u8::max_value() - current_number) + 1)) // + 1 to take into account the zero
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> bft_interp/src/lib.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             (u8::max_value() - ((number_to_sub - current_number) - 1)) // - 1 to take into account the zero
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "792576858de708d115295a926cfe40c555df6390fa023c8eb9f0e37215975bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792576858de708d115295a926cfe40c555df6390fa023c8eb9f0e37215975bef", kill_on_drop: false }`
[INFO] [stdout] 792576858de708d115295a926cfe40c555df6390fa023c8eb9f0e37215975bef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca630a072397b47ef23054ac9222e087a2d568e3565081a5b9eeaa0ba7b96a68
[INFO] running `Command { std: "docker" "start" "-a" "ca630a072397b47ef23054ac9222e087a2d568e3565081a5b9eeaa0ba7b96a68", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> bft_interp/src/lib.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |             (number_to_add - ((u8::max_value() - current_number) + 1)) // + 1 to take into account the zero
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> bft_interp/src/lib.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             (u8::max_value() - ((number_to_sub - current_number) - 1)) // - 1 to take into account the zero
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: `bft_interp` (lib) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bft-25a7fe8052b82b50)
[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" "ca630a072397b47ef23054ac9222e087a2d568e3565081a5b9eeaa0ba7b96a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca630a072397b47ef23054ac9222e087a2d568e3565081a5b9eeaa0ba7b96a68", kill_on_drop: false }`
[INFO] [stdout] ca630a072397b47ef23054ac9222e087a2d568e3565081a5b9eeaa0ba7b96a68