[INFO] cloning repository https://github.com/slyk26/cf [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slyk26/cf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslyk26%2Fcf", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslyk26%2Fcf'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cb53eb866dee880a5560bb85ae75e6a246f6b551 [INFO] checking slyk26/cf 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%2Fslyk26%2Fcf" "/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/slyk26/cf [INFO] finished tweaking git repo https://github.com/slyk26/cf [INFO] tweaked toml for git repo https://github.com/slyk26/cf written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/slyk26/cf 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/slyk26/cf 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] 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] 584725231c9b6f1beab77d0961634477ceb42d4856d9bf95a2c11e99a3bbdf3f [INFO] running `Command { std: "docker" "start" "-a" "584725231c9b6f1beab77d0961634477ceb42d4856d9bf95a2c11e99a3bbdf3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "584725231c9b6f1beab77d0961634477ceb42d4856d9bf95a2c11e99a3bbdf3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "584725231c9b6f1beab77d0961634477ceb42d4856d9bf95a2c11e99a3bbdf3f", kill_on_drop: false }` [INFO] [stdout] 584725231c9b6f1beab77d0961634477ceb42d4856d9bf95a2c11e99a3bbdf3f [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] 5106c55c5edb2a54ba7ca12832622e373209a7a4e47e92e256b7d4da196df568 [INFO] running `Command { std: "docker" "start" "-a" "5106c55c5edb2a54ba7ca12832622e373209a7a4e47e92e256b7d4da196df568", kill_on_drop: false }` [INFO] [stderr] Checking cf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `cf` (bin "TrippiTroppi" test) due to 1 previous error [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/TrippiTroppi.rs:21:52 [INFO] [stdout] | [INFO] [stdout] 21 | input.split(' ').for_each(|x| ret.push(x.trim().parse::<$t>().unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | let [a, b, c] = rl!(String).try_into().unwrap(); [INFO] [stdout] | ----------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `rl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/ThePickyCat.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let n = rl!(usize)[0]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/DrTC.rs:22:52 [INFO] [stdout] | [INFO] [stdout] 22 | input.split(' ').for_each(|x| ret.push(x.trim().parse::<$t>().unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | let s = rl!(String)[0].chars().collect::>(); [INFO] [stdout] | ----------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `rl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/VadimsCollection.rs:21:52 [INFO] [stdout] | [INFO] [stdout] 21 | input.split(' ').for_each(|x| ret.push(x.trim().parse::<$t>().unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | let mut number = rl!(String).remove(0).chars().collect::>(); [INFO] [stdout] | ----------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `rl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cf` (bin "DrTC" test) due to 1 previous error [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/DrTC.rs:22:52 [INFO] [stdout] | [INFO] [stdout] 22 | input.split(' ').for_each(|x| ret.push(x.trim().parse::<$t>().unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | let s = rl!(String)[0].chars().collect::>(); [INFO] [stdout] | ----------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `rl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cf` (bin "VadimsCollection" test) due to 1 previous error [INFO] [stderr] error: could not compile `cf` (bin "DrTC") due to 1 previous error [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/ThePickyCat.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let n = rl!(usize)[0]; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (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/bin/VadimsCollection.rs:21:52 [INFO] [stdout] | [INFO] [stdout] 21 | input.split(' ').for_each(|x| ret.push(x.trim().parse::<$t>().unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | let mut number = rl!(String).remove(0).chars().collect::>(); [INFO] [stdout] | ----------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `rl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/BobrittoBandito.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let [n, m, l ,r] = rl!(i32).try_into().unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cf` (bin "VadimsCollection") due to 1 previous error [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/bin/BobrittoBandito.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let [n, m, l ,r] = rl!(i32).try_into().unwrap(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/bin/TrippiTroppi.rs:21:52 [INFO] [stdout] | [INFO] [stdout] 21 | input.split(' ').for_each(|x| ret.push(x.trim().parse::<$t>().unwrap())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | let [a, b, c] = rl!(String).try_into().unwrap(); [INFO] [stdout] | ----------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `rl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cf` (bin "TrippiTroppi") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "5106c55c5edb2a54ba7ca12832622e373209a7a4e47e92e256b7d4da196df568", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5106c55c5edb2a54ba7ca12832622e373209a7a4e47e92e256b7d4da196df568", kill_on_drop: false }` [INFO] [stdout] 5106c55c5edb2a54ba7ca12832622e373209a7a4e47e92e256b7d4da196df568