[INFO] fetching crate trrs 0.3.0...
[INFO] checking trrs-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate trrs 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate trrs 0.3.0
[INFO] finished tweaking crates.io crate trrs 0.3.0
[INFO] tweaked toml for crates.io crate trrs 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate trrs 0.3.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate trrs 0.3.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a4017689426c4f86b11cfd22a6351a480797a777a79277f2c4cecec5375744e
[INFO] running `Command { std: "docker" "start" "-a" "0a4017689426c4f86b11cfd22a6351a480797a777a79277f2c4cecec5375744e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a4017689426c4f86b11cfd22a6351a480797a777a79277f2c4cecec5375744e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4017689426c4f86b11cfd22a6351a480797a777a79277f2c4cecec5375744e", kill_on_drop: false }`
[INFO] [stdout] 0a4017689426c4f86b11cfd22a6351a480797a777a79277f2c4cecec5375744e
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0340eda681313e761cdfe1e14f91987cf7eada264a0813cccc2fa4e5c052216b
[INFO] running `Command { std: "docker" "start" "-a" "0340eda681313e761cdfe1e14f91987cf7eada264a0813cccc2fa4e5c052216b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]    Compiling bugreport v0.4.1
[INFO] [stderr]     Checking bytemuck v1.9.0
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking rgb v0.8.32
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking path_abs v0.5.1
[INFO] [stderr]     Checking ansi_colours v1.1.1
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking base85 v1.1.0
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking ascii85 v0.2.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]    Compiling libz-sys v1.1.5
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling onig_sys v69.7.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking fancy-regex v0.7.1
[INFO] [stderr]     Checking console v0.15.0
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking grep-cli v0.1.6
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Checking onig v6.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling git-version-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling strum_macros v0.24.0
[INFO] [stderr]     Checking git-version v0.3.5
[INFO] [stderr]    Compiling bat v0.20.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking strum v0.24.0
[INFO] [stderr]     Checking clap v3.1.7
[INFO] [stderr]     Checking git2 v0.13.25
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking plist v1.3.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking clircle v0.3.0
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking syntect v4.6.0
[INFO] [stderr]     Checking trrs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/cli.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     /// The file to read from or `-` to read from STDIN
[INFO] [stdout] 139 | |     #[clap(short = 'i', long = "in", default_value = "-")]
[INFO] [stdout] 140 | |     pub input: String,
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/cli.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 | /     /// The file to write to or `-` to write to STDOUT
[INFO] [stdout] 154 | |     #[clap(short = 'o', long = "out", default_value = "-")]
[INFO] [stdout] 155 | |     pub output: String,
[INFO] [stdout]     | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trrs` (bin "trrs") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/cli.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /     /// The file to read from or `-` to read from STDIN
[INFO] [stdout] 139 | |     #[clap(short = 'i', long = "in", default_value = "-")]
[INFO] [stdout] 140 | |     pub input: String,
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/cli.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 | /     /// The file to write to or `-` to write to STDOUT
[INFO] [stdout] 154 | |     #[clap(short = 'o', long = "out", default_value = "-")]
[INFO] [stdout] 155 | |     pub output: String,
[INFO] [stdout]     | |______________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `trrs` (bin "trrs" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0340eda681313e761cdfe1e14f91987cf7eada264a0813cccc2fa4e5c052216b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0340eda681313e761cdfe1e14f91987cf7eada264a0813cccc2fa4e5c052216b", kill_on_drop: false }`
[INFO] [stdout] 0340eda681313e761cdfe1e14f91987cf7eada264a0813cccc2fa4e5c052216b