[INFO] fetching crate implicit-fn 0.1.0...
[INFO] testing implicit-fn-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 implicit-fn 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate implicit-fn 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate implicit-fn 0.1.0
[INFO] tweaked toml for crates.io crate implicit-fn 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate implicit-fn 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 implicit-fn 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] eefecc4aa8f5f9787f7448aafabc8d421138eaa732894f84fbe567a46423784c
[INFO] running `Command { std: "docker" "start" "-a" "eefecc4aa8f5f9787f7448aafabc8d421138eaa732894f84fbe567a46423784c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eefecc4aa8f5f9787f7448aafabc8d421138eaa732894f84fbe567a46423784c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eefecc4aa8f5f9787f7448aafabc8d421138eaa732894f84fbe567a46423784c", kill_on_drop: false }`
[INFO] [stdout] eefecc4aa8f5f9787f7448aafabc8d421138eaa732894f84fbe567a46423784c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2e8cb966d1a11968fba50e9fb63ffe5668943bcd9d29a8a01b8e21e960448616
[INFO] running `Command { std: "docker" "start" "-a" "2e8cb966d1a11968fba50e9fb63ffe5668943bcd9d29a8a01b8e21e960448616", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling implicit-fn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.73s
[INFO] running `Command { std: "docker" "inspect" "2e8cb966d1a11968fba50e9fb63ffe5668943bcd9d29a8a01b8e21e960448616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8cb966d1a11968fba50e9fb63ffe5668943bcd9d29a8a01b8e21e960448616", kill_on_drop: false }`
[INFO] [stdout] 2e8cb966d1a11968fba50e9fb63ffe5668943bcd9d29a8a01b8e21e960448616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] aa4bfdd4c7c99cab40478255b56642803b87c1e32e7886f910159820882808f2
[INFO] running `Command { std: "docker" "start" "-a" "aa4bfdd4c7c99cab40478255b56642803b87c1e32e7886f910159820882808f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling implicit-fn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stdout] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stdout]  --> tests/statement-macro.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | /     [true, true].map({
[INFO] [stdout] 5 | |         assert!(_);
[INFO] [stdout] 6 | |     });
[INFO] [stdout]   | |______^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let _ = [true, true].map({
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `Command { std: "docker" "inspect" "aa4bfdd4c7c99cab40478255b56642803b87c1e32e7886f910159820882808f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4bfdd4c7c99cab40478255b56642803b87c1e32e7886f910159820882808f2", kill_on_drop: false }`
[INFO] [stdout] aa4bfdd4c7c99cab40478255b56642803b87c1e32e7886f910159820882808f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 59523acf572e78f15f2a7fd178534af06a9f97b1e19a007679847a5fc760d138
[INFO] running `Command { std: "docker" "start" "-a" "59523acf572e78f15f2a7fd178534af06a9f97b1e19a007679847a5fc760d138", kill_on_drop: false }`
[INFO] [stderr] warning: unused return value of `array::<impl [T; N]>::map` that must be used
[INFO] [stderr]  --> tests/statement-macro.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | /     [true, true].map({
[INFO] [stderr] 5 | |         assert!(_);
[INFO] [stderr] 6 | |     });
[INFO] [stderr]   | |______^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let _ = [true, true].map({
[INFO] [stderr]   |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `implicit-fn` (test "statement-macro") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/implicit_fn-5eed6604ae8170e3)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::assignment ... ok
[INFO] [stdout] test tests::identity ... ok
[INFO] [stdout] test tests::macros ... ok
[INFO] [stdout] test tests::infer_underscores ... ok
[INFO] [stdout] test tests::avoid_identity ... ok
[INFO] [stdout] test tests::top_level_underscores ... ok
[INFO] [stdout] test tests::assignee_expression_underscores ... ok
[INFO] [stdout] test tests::transparent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/statement-macro.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/statement_macro-e399446f145b9ff5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test statement_macro ... 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]    Doc-tests implicit_fn
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59523acf572e78f15f2a7fd178534af06a9f97b1e19a007679847a5fc760d138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59523acf572e78f15f2a7fd178534af06a9f97b1e19a007679847a5fc760d138", kill_on_drop: false }`
[INFO] [stdout] 59523acf572e78f15f2a7fd178534af06a9f97b1e19a007679847a5fc760d138