[INFO] cloning repository https://github.com/oyoshot/aoj [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oyoshot/aoj" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foyoshot%2Faoj", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foyoshot%2Faoj'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] daf6b297d5c97b04f73ebfc7f6980903e9d75d94 [INFO] checking oyoshot/aoj 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%2Foyoshot%2Faoj" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/oyoshot/aoj [INFO] finished tweaking git repo https://github.com/oyoshot/aoj [INFO] tweaked toml for git repo https://github.com/oyoshot/aoj written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/oyoshot/aoj 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/oyoshot/aoj 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 4bb4d16adbca1a711d0547aa0b5382e09789ad583af50009cab0fa43a16cdd55 [INFO] running `Command { std: "docker" "start" "-a" "4bb4d16adbca1a711d0547aa0b5382e09789ad583af50009cab0fa43a16cdd55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4bb4d16adbca1a711d0547aa0b5382e09789ad583af50009cab0fa43a16cdd55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bb4d16adbca1a711d0547aa0b5382e09789ad583af50009cab0fa43a16cdd55", kill_on_drop: false }` [INFO] [stdout] 4bb4d16adbca1a711d0547aa0b5382e09789ad583af50009cab0fa43a16cdd55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 08f78ebe829661aae41dd4c1820e500efca086b5b35f914d351383466af421d6 [INFO] running `Command { std: "docker" "start" "-a" "08f78ebe829661aae41dd4c1820e500efca086b5b35f914d351383466af421d6", kill_on_drop: false }` [INFO] [stderr] Checking input v0.1.0 (/opt/rustwide/workdir/crates/io/input) [INFO] [stderr] Checking verification v0.0.0 (/opt/rustwide/workdir/verification) [INFO] [stderr] Checking aoj v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_2_b.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [usize; n]}; [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_2_a.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [usize; n]}; [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_1_d.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 56 | input! {n: usize, r: [i64; n]}; [INFO] [stdout] | ------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_1_a.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [usize; n]}; [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_2_b.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [usize; n]}; [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_2_c.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [String; n]}; [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_2_c.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [String; n]}; [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_1_a.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [usize; n]}; [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_1_d.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 56 | input! {n: usize, r: [i64; n]}; [INFO] [stdout] | ------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (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] --> verification/src/bin/alds_1_2_c.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | $iter.next().unwrap().parse::<$t>().expect("Parse error") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [String; n]}; [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 `read_value` which comes from the expansion of the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> verification/src/bin/alds_1_2_a.rs:10:13 [INFO] [stdout] | [INFO] [stdout] 10 | let mut s = { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [usize; n]}; [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `verification` (bin "alds_1_2_c" test) due to 1 previous error; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> verification/src/bin/alds_1_2_c.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | $iter.next().unwrap().parse::<$t>().expect("Parse error") [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | input! {n: usize, a: [String; n]}; [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 `read_value` which comes from the expansion of the macro `input` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `verification` (bin "alds_1_2_c") due to 1 previous error; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "08f78ebe829661aae41dd4c1820e500efca086b5b35f914d351383466af421d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08f78ebe829661aae41dd4c1820e500efca086b5b35f914d351383466af421d6", kill_on_drop: false }` [INFO] [stdout] 08f78ebe829661aae41dd4c1820e500efca086b5b35f914d351383466af421d6