[INFO] cloning repository https://github.com/robmcl4/rust-bug-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robmcl4/rust-bug-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmcl4%2Frust-bug-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmcl4%2Frust-bug-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2ef25be1e6bc704ab98a57e9212abc6b31775a0
[INFO] testing robmcl4/rust-bug-example against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmcl4%2Frust-bug-example" "/workspace/builds/worker-69/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-69/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robmcl4/rust-bug-example on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robmcl4/rust-bug-example
[INFO] finished tweaking git repo https://github.com/robmcl4/rust-bug-example
[INFO] tweaked toml for git repo https://github.com/robmcl4/rust-bug-example written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] crate git repo https://github.com/robmcl4/rust-bug-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f380e4ff9beff13fcb48fa3263ff279266cc500dd433d852044e1bc4989b4d09
[INFO] running `Command { std: "docker" "start" "-a" "f380e4ff9beff13fcb48fa3263ff279266cc500dd433d852044e1bc4989b4d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f380e4ff9beff13fcb48fa3263ff279266cc500dd433d852044e1bc4989b4d09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f380e4ff9beff13fcb48fa3263ff279266cc500dd433d852044e1bc4989b4d09", kill_on_drop: false }`
[INFO] [stdout] f380e4ff9beff13fcb48fa3263ff279266cc500dd433d852044e1bc4989b4d09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bbde24497bec5e9be32fe0cd007d2199d329e6bd20a13422ed974ffbd982038
[INFO] running `Command { std: "docker" "start" "-a" "5bbde24497bec5e9be32fe0cd007d2199d329e6bd20a13422ed974ffbd982038", kill_on_drop: false }`
[INFO] [stderr]    Compiling bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "5bbde24497bec5e9be32fe0cd007d2199d329e6bd20a13422ed974ffbd982038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbde24497bec5e9be32fe0cd007d2199d329e6bd20a13422ed974ffbd982038", kill_on_drop: false }`
[INFO] [stdout] 5bbde24497bec5e9be32fe0cd007d2199d329e6bd20a13422ed974ffbd982038
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bbaceb4326dc24f3ed7f87bdcd467a3ae61f4d1298c4f151e9404d462505cab
[INFO] running `Command { std: "docker" "start" "-a" "8bbaceb4326dc24f3ed7f87bdcd467a3ae61f4d1298c4f151e9404d462505cab", kill_on_drop: false }`
[INFO] [stderr]    Compiling bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `A`
[INFO] [stdout]  --> tests/foo/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const A: i32 = 0x01;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `B`
[INFO] [stdout]  --> tests/foo/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const B: i32 = 0x01;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "8bbaceb4326dc24f3ed7f87bdcd467a3ae61f4d1298c4f151e9404d462505cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bbaceb4326dc24f3ed7f87bdcd467a3ae61f4d1298c4f151e9404d462505cab", kill_on_drop: false }`
[INFO] [stdout] 8bbaceb4326dc24f3ed7f87bdcd467a3ae61f4d1298c4f151e9404d462505cab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb1d56776c1848b5ebc45a234267bf34727680b1f95cd6cd901c48ee74520ab6
[INFO] running `Command { std: "docker" "start" "-a" "cb1d56776c1848b5ebc45a234267bf34727680b1f95cd6cd901c48ee74520ab6", kill_on_drop: false }`
[INFO] [stderr] warning: constant is never used: `A`
[INFO] [stderr]  --> tests/foo/mod.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const A: i32 = 0x01;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bug` (test "test2") generated 1 warning
[INFO] [stderr] warning: constant is never used: `B`
[INFO] [stderr]  --> tests/foo/mod.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub const B: i32 = 0x01;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bug` (test "test1") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bug-49323256c78750a4)
[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] [stderr]      Running tests/test1.rs (/opt/rustwide/target/debug/deps/test1-fc208cefb9833c79)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test2.rs (/opt/rustwide/target/debug/deps/test2-ccf975ad7e1ec277)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cb1d56776c1848b5ebc45a234267bf34727680b1f95cd6cd901c48ee74520ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb1d56776c1848b5ebc45a234267bf34727680b1f95cd6cd901c48ee74520ab6", kill_on_drop: false }`
[INFO] [stdout] cb1d56776c1848b5ebc45a234267bf34727680b1f95cd6cd901c48ee74520ab6