[INFO] fetching crate core-dev 0.0.1...
[INFO] checking core-dev-0.0.1 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate core-dev 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate core-dev 0.0.1 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate core-dev 0.0.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate core-dev 0.0.1
[INFO] tweaked toml for crates.io crate core-dev 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate core-dev 0.0.1 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-generator v0.3.0
[INFO] [stderr]   Downloaded string_template v0.2.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.31
[INFO] [stderr]   Downloaded xdg-utils v0.4.0
[INFO] [stderr]   Downloaded soloud v1.0.2
[INFO] [stderr]   Downloaded ansi-hex-color v0.1.1
[INFO] [stderr]   Downloaded assert2-macros v0.3.6
[INFO] [stderr]   Downloaded default-args v1.0.0
[INFO] [stderr]   Downloaded quoted_printable v0.4.5
[INFO] [stderr]   Downloaded raster v0.2.0
[INFO] [stderr]   Downloaded assert2 v0.3.6
[INFO] [stderr]   Downloaded clipboard-ext v0.2.0
[INFO] [stderr]   Downloaded mac-notification-sys v0.5.0
[INFO] [stderr]   Downloaded winrt-notification v0.5.1
[INFO] [stderr]   Downloaded tz-rs v0.6.7
[INFO] [stderr]   Downloaded eyre v0.6.7
[INFO] [stderr]   Downloaded openweathermap v0.2.4
[INFO] [stderr]   Downloaded pretty_assertions v1.1.0
[INFO] [stderr]   Downloaded lettre v0.10.0
[INFO] [stderr]   Downloaded notify-rust v4.5.8
[INFO] [stderr]   Downloaded exr v1.4.1
[INFO] [stderr]   Downloaded tzdb v0.2.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.24.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.24.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.24.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.24.0
[INFO] [stderr]   Downloaded tiff v0.7.1
[INFO] [stderr]   Downloaded email-encoding v0.1.3
[INFO] [stderr]   Downloaded email_address v0.2.1
[INFO] [stderr]   Downloaded enumflags2 v0.7.4
[INFO] [stderr]   Downloaded open v2.1.1
[INFO] [stderr]   Downloaded rstest_reuse v0.3.0
[INFO] [stderr]   Downloaded soloud-sys v1.0.2
[INFO] [stderr]   Downloaded windows v0.24.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05202b74351a286330cef9afaeaa9ce8ba76024cd78129e892e61e73e8de9450
[INFO] running `Command { std: "docker" "start" "-a" "05202b74351a286330cef9afaeaa9ce8ba76024cd78129e892e61e73e8de9450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05202b74351a286330cef9afaeaa9ce8ba76024cd78129e892e61e73e8de9450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05202b74351a286330cef9afaeaa9ce8ba76024cd78129e892e61e73e8de9450", kill_on_drop: false }`
[INFO] [stdout] 05202b74351a286330cef9afaeaa9ce8ba76024cd78129e892e61e73e8de9450
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfa15a05530054765440acff46112607d614692bc81c96b21edec5fa9d46d443
[INFO] running `Command { std: "docker" "start" "-a" "bfa15a05530054765440acff46112607d614692bc81c96b21edec5fa9d46d443", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.6
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]    Compiling assert2-macros v0.3.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling rstest_reuse v0.3.0
[INFO] [stderr]    Compiling rstest v0.12.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking pretty_assertions v1.1.0
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking core-dev v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling test-generator v0.3.0
[INFO] [stderr]     Checking assert2 v0.3.6
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] error[E0433]: failed to resolve: could not find `datetime` in `core_dev`
[INFO] [stdout]   --> examples/time_attrs.rs:1:15
[INFO] [stdout]    |
[INFO] [stdout] 1  | use core_dev::datetime::time_attributes::TimeAttributesBuilder;
[INFO] [stdout]    |               ^^^^^^^^ could not find `datetime` in `core_dev`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/workdir/src/lib.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub mod datetime;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: the item is gated behind the `datetime` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core_dev::pathlib`, `core_dev::traits`
[INFO] [stdout]   --> tests/test_lib/pathlib.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |             pathlib::get_files_recursive,
[INFO] [stdout]    |             ^^^^^^^ could not find `pathlib` in `core_dev`
[INFO] [stdout] 16 |             traits::StringExtended,
[INFO] [stdout]    |             ^^^^^^ could not find `traits` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::algorithms`
[INFO] [stdout]  --> benches/bench_algorithms.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use core_dev::algorithms::two_sum;
[INFO] [stdout]   |               ^^^^^^^^^^ could not find `algorithms` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::assert_ne`
[INFO] [stdout]  --> tests/test_lib/pathlib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use super::assert_ne;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::stringlib`
[INFO] [stdout]  --> examples/stringlib.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core_dev::stringlib::*;
[INFO] [stdout]   |               ^^^^^^^^^ could not find `stringlib` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::rstest`
[INFO] [stdout]   --> tests/test_lib/pathlib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use super::rstest;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (example "time_attrs") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `core_dev::core`
[INFO] [stdout]  --> tests/test_lib/core.rs:4:19
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use core_dev::core::get_execution_time;
[INFO] [stdout]   |                   ^^^^ could not find `core` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::core`
[INFO] [stdout]   --> tests/test_lib/core.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     use core_dev::core::print_execution_time;
[INFO] [stdout]    |                   ^^^^ could not find `core` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]  --> examples/example.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Number {
[INFO] [stdout]   |        ------ field in this struct
[INFO] [stdout] 3 |     value: i32,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]  --> tests/test_lib/core.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |             let x = i + i;
[INFO] [stdout]   |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `generate_ascii_alpha_uppercase` in this scope
[INFO] [stdout]  --> examples/stringlib.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let lower = generate_ascii_alpha_uppercase();
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> tests/test_lib/core.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let x = i + i;
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::shell`
[INFO] [stdout]   --> tests/test_lib/shell.rs:10:19
[INFO] [stdout]    |
[INFO] [stdout] 10 |     use core_dev::shell::run_shell_command;
[INFO] [stdout]    |                   ^^^^^ could not find `shell` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::shell`
[INFO] [stdout]   --> tests/test_lib/shell.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use core_dev::shell::get_output_of_command;
[INFO] [stdout]    |                   ^^^^^ could not find `shell` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core_dev::shell`
[INFO] [stdout]   --> tests/test_lib/shell.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |     use core_dev::shell::get_stdout_in_zsh;
[INFO] [stdout]    |                   ^^^^^ could not find `shell` in `core_dev`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::rstest`
[INFO] [stdout]  --> tests/test_lib/shell.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     use super::rstest;
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (bench "bench_algorithms") due to 2 previous errors
[INFO] [stderr] error: could not compile `core-dev` (test "pathlib") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] error: could not compile `core-dev` (test "core") due to 3 previous errors; 2 warnings emitted
[INFO] [stderr] error: could not compile `core-dev` (example "stringlib") due to 3 previous errors
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `core-dev` (test "shell") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "bfa15a05530054765440acff46112607d614692bc81c96b21edec5fa9d46d443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfa15a05530054765440acff46112607d614692bc81c96b21edec5fa9d46d443", kill_on_drop: false }`
[INFO] [stdout] bfa15a05530054765440acff46112607d614692bc81c96b21edec5fa9d46d443
