[INFO] fetching crate fix_me 0.1.0... [INFO] testing fix_me-0.1.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] extracting crate fix_me 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate fix_me 0.1.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate fix_me 0.1.0 [INFO] finished tweaking crates.io crate fix_me 0.1.0 [INFO] tweaked toml for crates.io crate fix_me 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29b8b3d621bfe95dee68546f176a366eaf3f7d1043e144a5365b7fd4f317f450 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "29b8b3d621bfe95dee68546f176a366eaf3f7d1043e144a5365b7fd4f317f450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29b8b3d621bfe95dee68546f176a366eaf3f7d1043e144a5365b7fd4f317f450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29b8b3d621bfe95dee68546f176a366eaf3f7d1043e144a5365b7fd4f317f450", kill_on_drop: false }` [INFO] [stdout] 29b8b3d621bfe95dee68546f176a366eaf3f7d1043e144a5365b7fd4f317f450 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5f921c0e5cbe59585426916f4c6c366f6e4c353d533d925ba5ced537f83264d1 [INFO] running `Command { std: "docker" "start" "-a" "5f921c0e5cbe59585426916f4c6c366f6e4c353d533d925ba5ced537f83264d1", kill_on_drop: false }` [INFO] [stderr] Compiling fix_me v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "5f921c0e5cbe59585426916f4c6c366f6e4c353d533d925ba5ced537f83264d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f921c0e5cbe59585426916f4c6c366f6e4c353d533d925ba5ced537f83264d1", kill_on_drop: false }` [INFO] [stdout] 5f921c0e5cbe59585426916f4c6c366f6e4c353d533d925ba5ced537f83264d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 16edf4dd65426ac403996a1a49c7e7460cbbc335678e0c1c2b3bdfd3d062a98f [INFO] running `Command { std: "docker" "start" "-a" "16edf4dd65426ac403996a1a49c7e7460cbbc335678e0c1c2b3bdfd3d062a98f", kill_on_drop: false }` [INFO] [stderr] Compiling fix_me v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `test_string` [INFO] [stdout] --> src/lib.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | let test_string = String::from("test"); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "16edf4dd65426ac403996a1a49c7e7460cbbc335678e0c1c2b3bdfd3d062a98f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16edf4dd65426ac403996a1a49c7e7460cbbc335678e0c1c2b3bdfd3d062a98f", kill_on_drop: false }` [INFO] [stdout] 16edf4dd65426ac403996a1a49c7e7460cbbc335678e0c1c2b3bdfd3d062a98f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6ad82f2744eb3b311c156bf8c26391fbb577543ac123b1d5520a37d8e379f1e1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6ad82f2744eb3b311c156bf8c26391fbb577543ac123b1d5520a37d8e379f1e1", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `test_string` [INFO] [stderr] --> src/lib.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 74 | let test_string = String::from("test"); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_test_string` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/fix_me-982bd5ee99a774ca [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::macro_test ... ok [INFO] [stdout] test tests::scope_test ... ok [INFO] [stdout] test tests::scope_test_2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests fix_me [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 20) ... FAILED [INFO] [stdout] test src/lib.rs - (line 33) ... FAILED [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 20) stdout ---- [INFO] [stdout] error[E0658]: use of unstable library feature 'print_internals': implementation detail which may disappear or be replaced at any time [INFO] [stdout] --> src/lib.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 4 | ::std::io::_print(::core::fmt::Arguments::new_v1( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(print_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'fmt_internals': internal to format_args! [INFO] [stdout] --> src/lib.rs:23:27 [INFO] [stdout] | [INFO] [stdout] 4 | ::std::io::_print(::core::fmt::Arguments::new_v1( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(fmt_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 33) stdout ---- [INFO] [stdout] error[E0658]: use of unstable library feature 'print_internals': implementation detail which may disappear or be replaced at any time [INFO] [stdout] --> src/lib.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 4 | ::std::io::_print(::core::fmt::Arguments::new_v1( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(print_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'fmt_internals': internal to format_args! [INFO] [stdout] --> src/lib.rs:36:27 [INFO] [stdout] | [INFO] [stdout] 4 | ::std::io::_print(::core::fmt::Arguments::new_v1( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: add `#![feature(fmt_internals)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 20) [INFO] [stdout] src/lib.rs - (line 33) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "6ad82f2744eb3b311c156bf8c26391fbb577543ac123b1d5520a37d8e379f1e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ad82f2744eb3b311c156bf8c26391fbb577543ac123b1d5520a37d8e379f1e1", kill_on_drop: false }` [INFO] [stdout] 6ad82f2744eb3b311c156bf8c26391fbb577543ac123b1d5520a37d8e379f1e1