[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 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobmcl4%2Frust-bug-example" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robmcl4/rust-bug-example on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1eca8ecba4be1edbb44272d8956cf35359c3ffca1cc43d1b7ed5f1338ba3d71
[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" "d1eca8ecba4be1edbb44272d8956cf35359c3ffca1cc43d1b7ed5f1338ba3d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1eca8ecba4be1edbb44272d8956cf35359c3ffca1cc43d1b7ed5f1338ba3d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1eca8ecba4be1edbb44272d8956cf35359c3ffca1cc43d1b7ed5f1338ba3d71", kill_on_drop: false }`
[INFO] [stdout] d1eca8ecba4be1edbb44272d8956cf35359c3ffca1cc43d1b7ed5f1338ba3d71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 310de4c1fe55aa66dfa4bfa42375d3497e4f45ca160e35d8a5c26e96400644a7
[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" "310de4c1fe55aa66dfa4bfa42375d3497e4f45ca160e35d8a5c26e96400644a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "310de4c1fe55aa66dfa4bfa42375d3497e4f45ca160e35d8a5c26e96400644a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "310de4c1fe55aa66dfa4bfa42375d3497e4f45ca160e35d8a5c26e96400644a7", kill_on_drop: false }`
[INFO] [stdout] 310de4c1fe55aa66dfa4bfa42375d3497e4f45ca160e35d8a5c26e96400644a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 828c16b291aa4ffade24dbf0c771428aab7e9d720b8769163ef510c22ddb67e0
[INFO] running `Command { std: "docker" "start" "-a" "828c16b291aa4ffade24dbf0c771428aab7e9d720b8769163ef510c22ddb67e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling bug v0.1.0 (/opt/rustwide/workdir)
[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: 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: 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 1.45s
[INFO] running `Command { std: "docker" "inspect" "828c16b291aa4ffade24dbf0c771428aab7e9d720b8769163ef510c22ddb67e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "828c16b291aa4ffade24dbf0c771428aab7e9d720b8769163ef510c22ddb67e0", kill_on_drop: false }`
[INFO] [stdout] 828c16b291aa4ffade24dbf0c771428aab7e9d720b8769163ef510c22ddb67e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed4d81246b9e4d5f5ad43ca8bccce94c3f51c1b4e7c4e7564fcef60155267065
[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" "ed4d81246b9e4d5f5ad43ca8bccce94c3f51c1b4e7c4e7564fcef60155267065", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: constant is never used: `A`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> tests/foo/mod.rs:1:1
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 1 | pub const A: i32 = 0x01;
[INFO] [stdout] 
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 1 test
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bug-d671121160dbc26b
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test1-640321977648a14c
[INFO] [stdout] test foo ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test2-e5e0fb69d22f76de
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed4d81246b9e4d5f5ad43ca8bccce94c3f51c1b4e7c4e7564fcef60155267065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed4d81246b9e4d5f5ad43ca8bccce94c3f51c1b4e7c4e7564fcef60155267065", kill_on_drop: false }`
[INFO] [stdout] ed4d81246b9e4d5f5ad43ca8bccce94c3f51c1b4e7c4e7564fcef60155267065