[INFO] fetching crate preprint 0.1.0... [INFO] testing preprint-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate preprint 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate preprint 0.1.0 [INFO] finished tweaking crates.io crate preprint 0.1.0 [INFO] tweaked toml for crates.io crate preprint 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate preprint 0.1.0 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] crate crates.io crate preprint 0.1.0 already has a lockfile, it will not be regenerated [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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 54dc2b193d0f7a1bd9f7f2fbcfae0d14e245b07d21b520df85c7ca4b792e10cf [INFO] running `Command { std: "docker" "start" "-a" "54dc2b193d0f7a1bd9f7f2fbcfae0d14e245b07d21b520df85c7ca4b792e10cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "54dc2b193d0f7a1bd9f7f2fbcfae0d14e245b07d21b520df85c7ca4b792e10cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54dc2b193d0f7a1bd9f7f2fbcfae0d14e245b07d21b520df85c7ca4b792e10cf", kill_on_drop: false }` [INFO] [stdout] 54dc2b193d0f7a1bd9f7f2fbcfae0d14e245b07d21b520df85c7ca4b792e10cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 98ae09989fc4e7108ca6b198dcd14fc69930c28189c77f77130d38d493088bc6 [INFO] running `Command { std: "docker" "start" "-a" "98ae09989fc4e7108ca6b198dcd14fc69930c28189c77f77130d38d493088bc6", kill_on_drop: false }` [INFO] [stderr] Compiling preprint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | PRINT.print(args); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "98ae09989fc4e7108ca6b198dcd14fc69930c28189c77f77130d38d493088bc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98ae09989fc4e7108ca6b198dcd14fc69930c28189c77f77130d38d493088bc6", kill_on_drop: false }` [INFO] [stdout] 98ae09989fc4e7108ca6b198dcd14fc69930c28189c77f77130d38d493088bc6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3508010846a6b15f23e9fc654314004b60d6fb83d6089f683fc5f6e6c3dad075 [INFO] running `Command { std: "docker" "start" "-a" "3508010846a6b15f23e9fc654314004b60d6fb83d6089f683fc5f6e6c3dad075", kill_on_drop: false }` [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | PRINT.print(args); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling preprint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | PRINT.print(args); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "3508010846a6b15f23e9fc654314004b60d6fb83d6089f683fc5f6e6c3dad075", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3508010846a6b15f23e9fc654314004b60d6fb83d6089f683fc5f6e6c3dad075", kill_on_drop: false }` [INFO] [stdout] 3508010846a6b15f23e9fc654314004b60d6fb83d6089f683fc5f6e6c3dad075 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2d89bec08cb67f59a9d3031a8fe0708973a532591ba3e1e3b7753de6f9481f8b [INFO] running `Command { std: "docker" "start" "-a" "2d89bec08cb67f59a9d3031a8fe0708973a532591ba3e1e3b7753de6f9481f8b", kill_on_drop: false }` [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/lib.rs:27:9 [INFO] [stderr] | [INFO] [stderr] 27 | PRINT.print(args); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `preprint` (lib) generated 1 warning [INFO] [stderr] warning: `preprint` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/preprint-cbdf4afd431ea43d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::test_print ... 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 unittests src/bin/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/main-417e76235876a804) [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" "2d89bec08cb67f59a9d3031a8fe0708973a532591ba3e1e3b7753de6f9481f8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d89bec08cb67f59a9d3031a8fe0708973a532591ba3e1e3b7753de6f9481f8b", kill_on_drop: false }` [INFO] [stdout] 2d89bec08cb67f59a9d3031a8fe0708973a532591ba3e1e3b7753de6f9481f8b