[INFO] fetching crate rs-simple-logging 0.3.0...
[INFO] testing rs-simple-logging-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate rs-simple-logging 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rs-simple-logging 0.3.0
[INFO] finished tweaking crates.io crate rs-simple-logging 0.3.0
[INFO] tweaked toml for crates.io crate rs-simple-logging 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-simple-logging 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1667c443e58620dd28833e5fba58bec5b125b4ef1dfc445722b5aae0570051c6
[INFO] running `Command { std: "docker" "start" "-a" "1667c443e58620dd28833e5fba58bec5b125b4ef1dfc445722b5aae0570051c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1667c443e58620dd28833e5fba58bec5b125b4ef1dfc445722b5aae0570051c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1667c443e58620dd28833e5fba58bec5b125b4ef1dfc445722b5aae0570051c6", kill_on_drop: false }`
[INFO] [stdout] 1667c443e58620dd28833e5fba58bec5b125b4ef1dfc445722b5aae0570051c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8fa9b2ed761f19f07e2bf4bfb4f51a904a743ef0402a227dffb3fdc65fedd657
[INFO] running `Command { std: "docker" "start" "-a" "8fa9b2ed761f19f07e2bf4bfb4f51a904a743ef0402a227dffb3fdc65fedd657", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-simple-logging v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ProxyNop` is never constructed
[INFO] [stdout]  --> src/proxy/copy.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ProxyNop {}
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "8fa9b2ed761f19f07e2bf4bfb4f51a904a743ef0402a227dffb3fdc65fedd657", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa9b2ed761f19f07e2bf4bfb4f51a904a743ef0402a227dffb3fdc65fedd657", kill_on_drop: false }`
[INFO] [stdout] 8fa9b2ed761f19f07e2bf4bfb4f51a904a743ef0402a227dffb3fdc65fedd657
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 13363dc28104e01db7d10cf2053ab786c7db48e6770da200beb800145f055c67
[INFO] running `Command { std: "docker" "start" "-a" "13363dc28104e01db7d10cf2053ab786c7db48e6770da200beb800145f055c67", kill_on_drop: false }`
[INFO] [stdout] warning: struct `ProxyNop` is never constructed
[INFO] [stdout]  --> src/proxy/copy.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ProxyNop {}
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rs-simple-logging v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ProxyNop` is never constructed
[INFO] [stdout]  --> src/proxy/copy.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct ProxyNop {}
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "13363dc28104e01db7d10cf2053ab786c7db48e6770da200beb800145f055c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13363dc28104e01db7d10cf2053ab786c7db48e6770da200beb800145f055c67", kill_on_drop: false }`
[INFO] [stdout] 13363dc28104e01db7d10cf2053ab786c7db48e6770da200beb800145f055c67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2bccd4baac24e193f4278c5769d193404b5d5cf17c3bb6db61fd85537ddf1014
[INFO] running `Command { std: "docker" "start" "-a" "2bccd4baac24e193f4278c5769d193404b5d5cf17c3bb6db61fd85537ddf1014", kill_on_drop: false }`
[INFO] [stderr] warning: struct `ProxyNop` is never constructed
[INFO] [stderr]  --> src/proxy/copy.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct ProxyNop {}
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rs-simple-logging` (lib) generated 1 warning
[INFO] [stderr] warning: `rs-simple-logging` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rs_simple_logging-a21a09141ef2c660)
[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" "2bccd4baac24e193f4278c5769d193404b5d5cf17c3bb6db61fd85537ddf1014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bccd4baac24e193f4278c5769d193404b5d5cf17c3bb6db61fd85537ddf1014", kill_on_drop: false }`
[INFO] [stdout] 2bccd4baac24e193f4278c5769d193404b5d5cf17c3bb6db61fd85537ddf1014