[INFO] fetching crate fake_clock 0.3.1...
[INFO] testing fake_clock-0.3.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate fake_clock 0.3.1 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate fake_clock 0.3.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fake_clock 0.3.1
[INFO] finished tweaking crates.io crate fake_clock 0.3.1
[INFO] tweaked toml for crates.io crate fake_clock 0.3.1 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cee202bfe8540d235c941a07352907bca9c980980b5d122d054445561f8f5fe1
[INFO] running `Command { std: "docker" "start" "-a" "cee202bfe8540d235c941a07352907bca9c980980b5d122d054445561f8f5fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cee202bfe8540d235c941a07352907bca9c980980b5d122d054445561f8f5fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee202bfe8540d235c941a07352907bca9c980980b5d122d054445561f8f5fe1", kill_on_drop: false }`
[INFO] [stdout] cee202bfe8540d235c941a07352907bca9c980980b5d122d054445561f8f5fe1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83d857dd94ac96bfb3a958e9236e13d1e1a02347ae8c52b056c561ca107e3466
[INFO] running `Command { std: "docker" "start" "-a" "83d857dd94ac96bfb3a958e9236e13d1e1a02347ae8c52b056c561ca107e3466", kill_on_drop: false }`
[INFO] [stderr]    Compiling fake_clock v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stdout]   --> src/lib.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![forbid(bad_style, exceeding_bitshifts, mutable_transmutes, no_mangle_const_items,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]   --> src/lib.rs:33:61
[INFO] [stdout]    |
[INFO] [stdout] 33 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stdout]   --> src/lib.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "83d857dd94ac96bfb3a958e9236e13d1e1a02347ae8c52b056c561ca107e3466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d857dd94ac96bfb3a958e9236e13d1e1a02347ae8c52b056c561ca107e3466", kill_on_drop: false }`
[INFO] [stdout] 83d857dd94ac96bfb3a958e9236e13d1e1a02347ae8c52b056c561ca107e3466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca8f0d1e07e041e2eb597f5ddc74b54e559bc6526714c88f0d1d3de349775974
[INFO] running `Command { std: "docker" "start" "-a" "ca8f0d1e07e041e2eb597f5ddc74b54e559bc6526714c88f0d1d3de349775974", kill_on_drop: false }`
[INFO] [stdout] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stdout]   --> src/lib.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![forbid(bad_style, exceeding_bitshifts, mutable_transmutes, no_mangle_const_items,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fake_clock v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]   --> src/lib.rs:33:61
[INFO] [stdout]    |
[INFO] [stdout] 33 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stdout]   --> src/lib.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stdout]   --> src/lib.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![forbid(bad_style, exceeding_bitshifts, mutable_transmutes, no_mangle_const_items,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]   --> src/lib.rs:33:61
[INFO] [stdout]    |
[INFO] [stdout] 33 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stdout]   --> src/lib.rs:34:32
[INFO] [stdout]    |
[INFO] [stdout] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "ca8f0d1e07e041e2eb597f5ddc74b54e559bc6526714c88f0d1d3de349775974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8f0d1e07e041e2eb597f5ddc74b54e559bc6526714c88f0d1d3de349775974", kill_on_drop: false }`
[INFO] [stdout] ca8f0d1e07e041e2eb597f5ddc74b54e559bc6526714c88f0d1d3de349775974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fee3454778868f9716c8133551d493e0fc38552f630eb54efa2d0cc935677d6
[INFO] running `Command { std: "docker" "start" "-a" "9fee3454778868f9716c8133551d493e0fc38552f630eb54efa2d0cc935677d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stderr]   --> src/lib.rs:30:22
[INFO] [stderr]    |
[INFO] [stderr] 30 | #![forbid(bad_style, exceeding_bitshifts, mutable_transmutes, no_mangle_const_items,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stderr]   --> src/lib.rs:33:61
[INFO] [stderr]    |
[INFO] [stderr] 33 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |           unknown_crate_types, warnings)]
[INFO] [stderr]    |                                ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stderr]   --> src/lib.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stderr]   --> src/lib.rs:34:32
[INFO] [stderr]    |
[INFO] [stderr] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stderr]   --> src/lib.rs:30:22
[INFO] [stderr]    |
[INFO] [stderr] 30 | #![forbid(bad_style, exceeding_bitshifts, mutable_transmutes, no_mangle_const_items,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stderr]   --> src/lib.rs:33:61
[INFO] [stderr]    |
[INFO] [stderr] 33 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |           unknown_crate_types, warnings)]
[INFO] [stderr]    |                                ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stderr]   --> src/lib.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stderr]   --> src/lib.rs:34:32
[INFO] [stderr]    |
[INFO] [stderr] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fake_clock-c6668f0b02446a0e)
[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] [stderr]    Doc-tests fake_clock
[INFO] [stderr] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:30:22
[INFO] [stderr]    |
[INFO] [stderr] 30 | #![forbid(bad_style, exceeding_bitshifts, mutable_transmutes, no_mangle_const_items,
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:33:61
[INFO] [stderr]    |
[INFO] [stderr] 33 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |           unknown_crate_types, warnings)]
[INFO] [stderr]    |                                ^^^^^^^^
[INFO] [stderr]    = note: `#[forbid(renamed_and_removed_lints)]` implied by `#[forbid(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] error: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:34:32
[INFO] [stderr]    |
[INFO] [stderr] 34 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "9fee3454778868f9716c8133551d493e0fc38552f630eb54efa2d0cc935677d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fee3454778868f9716c8133551d493e0fc38552f630eb54efa2d0cc935677d6", kill_on_drop: false }`
[INFO] [stdout] 9fee3454778868f9716c8133551d493e0fc38552f630eb54efa2d0cc935677d6
