[INFO] fetching crate cppmm-build 0.3.0...
[INFO] testing cppmm-build-0.3.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate cppmm-build 0.3.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate cppmm-build 0.3.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cppmm-build 0.3.0
[INFO] finished tweaking crates.io crate cppmm-build 0.3.0
[INFO] tweaked toml for crates.io crate cppmm-build 0.3.0 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7ea5b2e13ead8ca85fe68b38f04fe7ec305918e355fd718bdda774a1d9d370c
[INFO] running `Command { std: "docker" "start" "-a" "f7ea5b2e13ead8ca85fe68b38f04fe7ec305918e355fd718bdda774a1d9d370c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7ea5b2e13ead8ca85fe68b38f04fe7ec305918e355fd718bdda774a1d9d370c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ea5b2e13ead8ca85fe68b38f04fe7ec305918e355fd718bdda774a1d9d370c", kill_on_drop: false }`
[INFO] [stdout] f7ea5b2e13ead8ca85fe68b38f04fe7ec305918e355fd718bdda774a1d9d370c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb2c955dec4057a2d31779c96e288dc6886db38042f30bd674b9c3b70338cfc6
[INFO] running `Command { std: "docker" "start" "-a" "bb2c955dec4057a2d31779c96e288dc6886db38042f30bd674b9c3b70338cfc6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cppmm-build v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/lib.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |     if let Some(pos @ 0) = s.find("-l") {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/lib.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |     } else if let Some(pos @ 0) = s.find("-L") {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "bb2c955dec4057a2d31779c96e288dc6886db38042f30bd674b9c3b70338cfc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb2c955dec4057a2d31779c96e288dc6886db38042f30bd674b9c3b70338cfc6", kill_on_drop: false }`
[INFO] [stdout] bb2c955dec4057a2d31779c96e288dc6886db38042f30bd674b9c3b70338cfc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0891f2f3e2be2bd3033692a6025224cb770c6f9151bb84bfe1d59861cf60830
[INFO] running `Command { std: "docker" "start" "-a" "e0891f2f3e2be2bd3033692a6025224cb770c6f9151bb84bfe1d59861cf60830", kill_on_drop: false }`
[INFO] [stderr]    Compiling cppmm-build v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/lib.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |     if let Some(pos @ 0) = s.find("-l") {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/lib.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |     } else if let Some(pos @ 0) = s.find("-L") {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/lib.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |     if let Some(pos @ 0) = s.find("-l") {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/lib.rs:70:24
[INFO] [stdout]    |
[INFO] [stdout] 70 |     } else if let Some(pos @ 0) = s.find("-L") {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "e0891f2f3e2be2bd3033692a6025224cb770c6f9151bb84bfe1d59861cf60830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0891f2f3e2be2bd3033692a6025224cb770c6f9151bb84bfe1d59861cf60830", kill_on_drop: false }`
[INFO] [stdout] e0891f2f3e2be2bd3033692a6025224cb770c6f9151bb84bfe1d59861cf60830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d74d6b4c4b6f6fae690f3f3b8ed8acfc1966c90339d5dd794f9dcfd20b6f6d4
[INFO] running `Command { std: "docker" "start" "-a" "6d74d6b4c4b6f6fae690f3f3b8ed8acfc1966c90339d5dd794f9dcfd20b6f6d4", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]   --> src/lib.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |     if let Some(pos @ 0) = s.find("-l") {
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]   --> src/lib.rs:70:24
[INFO] [stderr]    |
[INFO] [stderr] 70 |     } else if let Some(pos @ 0) = s.find("-L") {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stderr] 
[INFO] [stderr] warning: `cppmm-build` (lib) generated 2 warnings
[INFO] [stderr] warning: `cppmm-build` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cppmm_build-53fec457906575ad)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests cppmm-build
[INFO] [stdout] test tests::it_works ... 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] [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" "6d74d6b4c4b6f6fae690f3f3b8ed8acfc1966c90339d5dd794f9dcfd20b6f6d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d74d6b4c4b6f6fae690f3f3b8ed8acfc1966c90339d5dd794f9dcfd20b6f6d4", kill_on_drop: false }`
[INFO] [stdout] 6d74d6b4c4b6f6fae690f3f3b8ed8acfc1966c90339d5dd794f9dcfd20b6f6d4