[INFO] cloning repository https://github.com/kawagami/tidy_up_directory [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kawagami/tidy_up_directory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawagami%2Ftidy_up_directory", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawagami%2Ftidy_up_directory'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e2b5b4e6630dec6918964fe5ad62b4113ba08390 [INFO] checking kawagami/tidy_up_directory against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawagami%2Ftidy_up_directory" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kawagami/tidy_up_directory 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 git repo https://github.com/kawagami/tidy_up_directory [INFO] finished tweaking git repo https://github.com/kawagami/tidy_up_directory [INFO] tweaked toml for git repo https://github.com/kawagami/tidy_up_directory written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kawagami/tidy_up_directory 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b3e4da05da214f28a9bface668cb350a1a7d14687e6a03286ea3cdbca2ae4073 [INFO] running `Command { std: "docker" "start" "-a" "b3e4da05da214f28a9bface668cb350a1a7d14687e6a03286ea3cdbca2ae4073", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b3e4da05da214f28a9bface668cb350a1a7d14687e6a03286ea3cdbca2ae4073", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3e4da05da214f28a9bface668cb350a1a7d14687e6a03286ea3cdbca2ae4073", kill_on_drop: false }` [INFO] [stdout] b3e4da05da214f28a9bface668cb350a1a7d14687e6a03286ea3cdbca2ae4073 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9f92436a6897d1db3fb83277cccacd05b2e3157c90fe2b53159f4a2966ffd8c7 [INFO] running `Command { std: "docker" "start" "-a" "9f92436a6897d1db3fb83277cccacd05b2e3157c90fe2b53159f4a2966ffd8c7", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.18 [INFO] [stderr] Checking cpufeatures v0.2.11 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling zstd-safe v5.0.2+zstd.1.5.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking base64ct v1.6.0 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking deranged v0.3.10 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking password-hash v0.4.2 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking aes v0.8.3 [INFO] [stderr] Checking pbkdf2 v0.11.0 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking crossbeam-epoch v0.9.17 [INFO] [stderr] Checking crossbeam-deque v0.8.4 [INFO] [stderr] Compiling jobserver v0.1.27 [INFO] [stderr] Checking rayon-core v1.12.0 [INFO] [stderr] Checking time v0.3.31 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Compiling zstd-sys v2.0.9+zstd.1.5.5 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Checking bzip2 v0.4.4 [INFO] [stderr] Checking zstd v0.11.2+zstd.1.5.2 [INFO] [stderr] Checking zip v0.6.6 [INFO] [stderr] Checking tidy_up_comic_directory v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Seek` is already imported here [INFO] [stdout] 2 | use std::io::{Seek, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 2 | use std::io::{Seek, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Seek` is already imported here [INFO] [stdout] 2 | use std::io::{Seek, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 2 | use std::io::{Seek, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.21s [INFO] running `Command { std: "docker" "inspect" "9f92436a6897d1db3fb83277cccacd05b2e3157c90fe2b53159f4a2966ffd8c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f92436a6897d1db3fb83277cccacd05b2e3157c90fe2b53159f4a2966ffd8c7", kill_on_drop: false }` [INFO] [stdout] 9f92436a6897d1db3fb83277cccacd05b2e3157c90fe2b53159f4a2966ffd8c7 [INFO] checking kawagami/tidy_up_directory against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkawagami%2Ftidy_up_directory" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kawagami/tidy_up_directory 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 git repo https://github.com/kawagami/tidy_up_directory [INFO] finished tweaking git repo https://github.com/kawagami/tidy_up_directory [INFO] tweaked toml for git repo https://github.com/kawagami/tidy_up_directory written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kawagami/tidy_up_directory 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6aecd2db2f3a65d30b44510fddd7917e9eb610e4a45937e0e6a5752f3bcd36ee [INFO] running `Command { std: "docker" "start" "-a" "6aecd2db2f3a65d30b44510fddd7917e9eb610e4a45937e0e6a5752f3bcd36ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6aecd2db2f3a65d30b44510fddd7917e9eb610e4a45937e0e6a5752f3bcd36ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6aecd2db2f3a65d30b44510fddd7917e9eb610e4a45937e0e6a5752f3bcd36ee", kill_on_drop: false }` [INFO] [stdout] 6aecd2db2f3a65d30b44510fddd7917e9eb610e4a45937e0e6a5752f3bcd36ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fd702a85ce36e6308b22f3919f70fb29540737e92d575acdba1041b0d2f13dcc [INFO] running `Command { std: "docker" "start" "-a" "fd702a85ce36e6308b22f3919f70fb29540737e92d575acdba1041b0d2f13dcc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling crossbeam-utils v0.8.18 [INFO] [stderr] Checking cpufeatures v0.2.11 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling zstd-safe v5.0.2+zstd.1.5.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking base64ct v1.6.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking deranged v0.3.10 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking password-hash v0.4.2 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking aes v0.8.3 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking pbkdf2 v0.11.0 [INFO] [stderr] Compiling jobserver v0.1.27 [INFO] [stderr] Checking crossbeam-epoch v0.9.17 [INFO] [stderr] Checking time v0.3.31 [INFO] [stderr] Checking crossbeam-deque v0.8.4 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rayon-core v1.12.0 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Compiling zstd-sys v2.0.9+zstd.1.5.5 [INFO] [stderr] Compiling bzip2-sys v0.1.11+1.0.8 [INFO] [stderr] Checking bzip2 v0.4.4 [INFO] [stderr] Checking zstd v0.11.2+zstd.1.5.2 [INFO] [stderr] Checking zip v0.6.6 [INFO] [stderr] Checking tidy_up_comic_directory v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Seek` is already imported here [INFO] [stdout] 2 | use std::io::{Seek, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 2 | use std::io::{Seek, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Seek` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Seek` is already imported here [INFO] [stdout] 2 | use std::io::{Seek, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Write` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::prelude::*; [INFO] [stdout] | ------------------- the item `Write` is already imported here [INFO] [stdout] 2 | use std::io::{Seek, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/zip_fn.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.29s [INFO] running `Command { std: "docker" "inspect" "fd702a85ce36e6308b22f3919f70fb29540737e92d575acdba1041b0d2f13dcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd702a85ce36e6308b22f3919f70fb29540737e92d575acdba1041b0d2f13dcc", kill_on_drop: false }` [INFO] [stdout] fd702a85ce36e6308b22f3919f70fb29540737e92d575acdba1041b0d2f13dcc