[INFO] fetching crate slide 0.0.1...
[INFO] building slide-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate slide 0.0.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate slide 0.0.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate slide 0.0.1
[INFO] tweaked toml for crates.io crate slide 0.0.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slide 0.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate slide 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termcolor v1.1.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.14
[INFO] [stderr]   Downloaded libslide v0.0.1
[INFO] [stderr]   Downloaded az v1.0.0
[INFO] [stderr]   Downloaded rug v1.9.0
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded annotate-snippets v0.8.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc718243e22340ecfc023e6570d8b449062db1fd0cfcd94344398b401e771c94
[INFO] running `Command { std: "docker" "start" "-a" "bc718243e22340ecfc023e6570d8b449062db1fd0cfcd94344398b401e771c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc718243e22340ecfc023e6570d8b449062db1fd0cfcd94344398b401e771c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc718243e22340ecfc023e6570d8b449062db1fd0cfcd94344398b401e771c94", kill_on_drop: false }`
[INFO] [stdout] bc718243e22340ecfc023e6570d8b449062db1fd0cfcd94344398b401e771c94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5039848f8c4da5a023992acf2daf84e1ab3979c516d03a8d439335425eb081f0
[INFO] running `Command { std: "docker" "start" "-a" "5039848f8c4da5a023992acf2daf84e1ab3979c516d03a8d439335425eb081f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.2.4
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling rug v1.9.0
[INFO] [stderr]    Compiling az v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling yansi-term v0.1.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling annotate-snippets v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling libslide v0.0.1
[INFO] [stderr]    Compiling slide v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/diagnostics.rs:63:46
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn convert_associated_diagnostic(diagnostic: &AssociatedDiagnostic) -> Annotation {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn convert_associated_diagnostic(diagnostic: &AssociatedDiagnostic) -> Annotation<'_> {
[INFO] [stdout]    |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 50s
[INFO] running `Command { std: "docker" "inspect" "5039848f8c4da5a023992acf2daf84e1ab3979c516d03a8d439335425eb081f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5039848f8c4da5a023992acf2daf84e1ab3979c516d03a8d439335425eb081f0", kill_on_drop: false }`
[INFO] [stdout] 5039848f8c4da5a023992acf2daf84e1ab3979c516d03a8d439335425eb081f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b2c6a6f5c768c031d629931f86c345ee37daed7eed5884226c71e82c93accdf
[INFO] running `Command { std: "docker" "start" "-a" "0b2c6a6f5c768c031d629931f86c345ee37daed7eed5884226c71e82c93accdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/diagnostics.rs:63:46
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn convert_associated_diagnostic(diagnostic: &AssociatedDiagnostic) -> Annotation {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^     ^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn convert_associated_diagnostic(diagnostic: &AssociatedDiagnostic) -> Annotation<'_> {
[INFO] [stdout]    |                                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slide v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `libtest_mimic`
[INFO] [stdout]  --> src/test/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use libtest_mimic::{run_tests, Arguments, LineFormat, LinePrinter, Outcome, Test};
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `libtest_mimic`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `libtest_mimic`, use `cargo add libtest_mimic` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slide` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `libtest_mimic`
[INFO] [stdout]  --> src/test/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use libtest_mimic::{run_tests, Arguments, LineFormat, LinePrinter, Outcome, Test};
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `libtest_mimic`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `libtest_mimic`, use `cargo add libtest_mimic` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slide` (test "system_tests") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0b2c6a6f5c768c031d629931f86c345ee37daed7eed5884226c71e82c93accdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b2c6a6f5c768c031d629931f86c345ee37daed7eed5884226c71e82c93accdf", kill_on_drop: false }`
[INFO] [stdout] 0b2c6a6f5c768c031d629931f86c345ee37daed7eed5884226c71e82c93accdf