[INFO] cloning repository https://github.com/nblxa/tabdiff [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nblxa/tabdiff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblxa%2Ftabdiff", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblxa%2Ftabdiff'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c07cb6542e68cc810673361f1bc88878363d559b [INFO] checking nblxa/tabdiff against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnblxa%2Ftabdiff" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/nblxa/tabdiff [INFO] finished tweaking git repo https://github.com/nblxa/tabdiff [INFO] tweaked toml for git repo https://github.com/nblxa/tabdiff written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/nblxa/tabdiff 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 git repo https://github.com/nblxa/tabdiff 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ec4bc3a445711e0fdf2be695916b95a8c670bd1688774e8b9a6af790ab619c7e [INFO] running `Command { std: "docker" "start" "-a" "ec4bc3a445711e0fdf2be695916b95a8c670bd1688774e8b9a6af790ab619c7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ec4bc3a445711e0fdf2be695916b95a8c670bd1688774e8b9a6af790ab619c7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec4bc3a445711e0fdf2be695916b95a8c670bd1688774e8b9a6af790ab619c7e", kill_on_drop: false }` [INFO] [stdout] ec4bc3a445711e0fdf2be695916b95a8c670bd1688774e8b9a6af790ab619c7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] df2e4f8756558ed612ee81fb17e8883be8a57cec35f4f55dcb5ef38fcab3a703 [INFO] running `Command { std: "docker" "start" "-a" "df2e4f8756558ed612ee81fb17e8883be8a57cec35f4f55dcb5ef38fcab3a703", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.202 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking anstream v0.6.14 [INFO] [stderr] Checking unicode-width v0.1.12 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking encode_unicode v1.0.0 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking similar v2.5.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Compiling syn v2.0.64 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking prettytable-rs v0.10.0 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking tabdiff v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `cols` is never read [INFO] [stdout] --> src/tab.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 92 | pub struct Tab { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 93 | pub cols: Rc>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cols` is never read [INFO] [stdout] --> src/tab.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 92 | pub struct Tab { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 93 | pub cols: Rc>, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/opts.rs:32:53 [INFO] [stdout] | [INFO] [stdout] 32 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 33 | | let mut keys = vec!(); [INFO] [stdout] 34 | | if !s.trim().is_empty() { [INFO] [stdout] 35 | | for val in s.split(',') { [INFO] [stdout] ... | [INFO] [stdout] 39 | | Ok(Keys { keys }) [INFO] [stdout] 40 | | } [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 [INFO] [stdout] --> src/opts.rs:32:53 [INFO] [stdout] | [INFO] [stdout] 32 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 33 | | let mut keys = vec!(); [INFO] [stdout] 34 | | if !s.trim().is_empty() { [INFO] [stdout] 35 | | for val in s.split(',') { [INFO] [stdout] ... | [INFO] [stdout] 39 | | Ok(Keys { keys }) [INFO] [stdout] 40 | | } [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 [INFO] [stdout] --> src/opts.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | Ok(Keys { keys }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/opts.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | Ok(Keys { keys }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tabdiff` (bin "tabdiff" test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `tabdiff` (bin "tabdiff") due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "df2e4f8756558ed612ee81fb17e8883be8a57cec35f4f55dcb5ef38fcab3a703", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df2e4f8756558ed612ee81fb17e8883be8a57cec35f4f55dcb5ef38fcab3a703", kill_on_drop: false }` [INFO] [stdout] df2e4f8756558ed612ee81fb17e8883be8a57cec35f4f55dcb5ef38fcab3a703