[INFO] fetching crate mkrevealslides 0.9.0...
[INFO] checking mkrevealslides-0.9.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate mkrevealslides 0.9.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mkrevealslides 0.9.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mkrevealslides 0.9.0
[INFO] finished tweaking crates.io crate mkrevealslides 0.9.0
[INFO] tweaked toml for crates.io crate mkrevealslides 0.9.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate mkrevealslides 0.9.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded natord v1.0.9
[INFO] [stderr]   Downloaded ucd-trie v0.1.4
[INFO] [stderr]   Downloaded tera v1.16.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.14
[INFO] [stderr]   Downloaded clap v3.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d67f783042a1c959178914967fe574a3864645dc06ef139dd7456e3596bf7c75
[INFO] running `Command { std: "docker" "start" "-a" "d67f783042a1c959178914967fe574a3864645dc06ef139dd7456e3596bf7c75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d67f783042a1c959178914967fe574a3864645dc06ef139dd7456e3596bf7c75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67f783042a1c959178914967fe574a3864645dc06ef139dd7456e3596bf7c75", kill_on_drop: false }`
[INFO] [stdout] d67f783042a1c959178914967fe574a3864645dc06ef139dd7456e3596bf7c75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 634b839cf6e2897138fdf708befcc4b1e9a08087f575b09bd460953bd9ae72ac
[INFO] running `Command { std: "docker" "start" "-a" "634b839cf6e2897138fdf708befcc4b1e9a08087f575b09bd460953bd9ae72ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ucd-trie v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling pulldown-cmark v0.9.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.14
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking clap v3.2.8
[INFO] [stderr]     Checking serde v1.0.138
[INFO] [stderr]     Checking serde_yaml v0.8.24
[INFO] [stderr]     Checking tera v1.16.0
[INFO] [stderr]     Checking mkrevealslides v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `SlideFile` is imported redundantly
[INFO] [stdout]   --> src/presentation/io.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     use super::*;
[INFO] [stdout]    |         -------- the item `SlideFile` is already imported here
[INFO] [stdout] 62 |     use crate::presentation::slide::SlideFile;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.12s
[INFO] running `Command { std: "docker" "inspect" "634b839cf6e2897138fdf708befcc4b1e9a08087f575b09bd460953bd9ae72ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "634b839cf6e2897138fdf708befcc4b1e9a08087f575b09bd460953bd9ae72ac", kill_on_drop: false }`
[INFO] [stdout] 634b839cf6e2897138fdf708befcc4b1e9a08087f575b09bd460953bd9ae72ac
[INFO] checking mkrevealslides-0.9.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate mkrevealslides 0.9.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mkrevealslides 0.9.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mkrevealslides 0.9.0
[INFO] finished tweaking crates.io crate mkrevealslides 0.9.0
[INFO] tweaked toml for crates.io crate mkrevealslides 0.9.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate mkrevealslides 0.9.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 259a5185cb5c91539a8cc24e91e64ec5b8c6b6e4e8636298188ee5f9b90ff1b1
[INFO] running `Command { std: "docker" "start" "-a" "259a5185cb5c91539a8cc24e91e64ec5b8c6b6e4e8636298188ee5f9b90ff1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "259a5185cb5c91539a8cc24e91e64ec5b8c6b6e4e8636298188ee5f9b90ff1b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259a5185cb5c91539a8cc24e91e64ec5b8c6b6e4e8636298188ee5f9b90ff1b1", kill_on_drop: false }`
[INFO] [stdout] 259a5185cb5c91539a8cc24e91e64ec5b8c6b6e4e8636298188ee5f9b90ff1b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf99ed1547dfa0fa894dec10b8297809e0beda82f6733e2876e546166679eaf1
[INFO] running `Command { std: "docker" "start" "-a" "cf99ed1547dfa0fa894dec10b8297809e0beda82f6733e2876e546166679eaf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling ucd-trie v0.1.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling pulldown-cmark v0.9.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.14
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling tracing-attributes v0.1.22
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking clap v3.2.8
[INFO] [stderr]     Checking serde v1.0.138
[INFO] [stderr]     Checking serde_yaml v0.8.24
[INFO] [stderr]     Checking tera v1.16.0
[INFO] [stderr]     Checking mkrevealslides v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `SlideFile` is imported redundantly
[INFO] [stdout]   --> src/presentation/io.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     use super::*;
[INFO] [stdout]    |         -------- the item `SlideFile` is already imported here
[INFO] [stdout] 62 |     use crate::presentation::slide::SlideFile;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.79s
[INFO] running `Command { std: "docker" "inspect" "cf99ed1547dfa0fa894dec10b8297809e0beda82f6733e2876e546166679eaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf99ed1547dfa0fa894dec10b8297809e0beda82f6733e2876e546166679eaf1", kill_on_drop: false }`
[INFO] [stdout] cf99ed1547dfa0fa894dec10b8297809e0beda82f6733e2876e546166679eaf1