[INFO] fetching crate cppmm-build 0.3.0...
[INFO] checking cppmm-build-0.3.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate cppmm-build 0.3.0 into /workspace/builds/worker-4-tc2/source
[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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cppmm-build 0.3.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding quick-xml v0.22.0 (available: v0.38.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c32a6222f3696d95b3a0be0bb040774f58cf5a16752d77aa162373afdf24f0f
[INFO] running `Command { std: "docker" "start" "-a" "0c32a6222f3696d95b3a0be0bb040774f58cf5a16752d77aa162373afdf24f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c32a6222f3696d95b3a0be0bb040774f58cf5a16752d77aa162373afdf24f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c32a6222f3696d95b3a0be0bb040774f58cf5a16752d77aa162373afdf24f0f", kill_on_drop: false }`
[INFO] [stdout] 0c32a6222f3696d95b3a0be0bb040774f58cf5a16752d77aa162373afdf24f0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20ad53430bb433a3e6bd156ad9b28f23e423e8a3bde0cd2838d8abcd30f2cf5c
[INFO] running `Command { std: "docker" "start" "-a" "20ad53430bb433a3e6bd156ad9b28f23e423e8a3bde0cd2838d8abcd30f2cf5c", kill_on_drop: false }`
[INFO] [stderr]     Checking find-msvc-tools v0.1.0
[INFO] [stderr]     Checking quick-xml v0.22.0
[INFO] [stderr]     Checking cc v1.2.35
[INFO] [stderr]     Checking cmake v0.1.54
[INFO] [stderr]     Checking 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: 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "20ad53430bb433a3e6bd156ad9b28f23e423e8a3bde0cd2838d8abcd30f2cf5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ad53430bb433a3e6bd156ad9b28f23e423e8a3bde0cd2838d8abcd30f2cf5c", kill_on_drop: false }`
[INFO] [stdout] 20ad53430bb433a3e6bd156ad9b28f23e423e8a3bde0cd2838d8abcd30f2cf5c