[INFO] cloning repository https://github.com/crawlingChaos/colossal [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/crawlingChaos/colossal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcrawlingChaos%2Fcolossal", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcrawlingChaos%2Fcolossal'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cbb345bbd913fd37c4b1cdd0fef35794ebfdec5f [INFO] checking crawlingChaos/colossal against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcrawlingChaos%2Fcolossal" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/crawlingChaos/colossal on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/crawlingChaos/colossal [INFO] finished tweaking git repo https://github.com/crawlingChaos/colossal [INFO] tweaked toml for git repo https://github.com/crawlingChaos/colossal written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/crawlingChaos/colossal already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ebc7dae82c0073d1cbf4db9101289ab9d1c0b2461d23a2fcb03becdea79eb1aa [INFO] running `Command { std: "docker" "start" "-a" "ebc7dae82c0073d1cbf4db9101289ab9d1c0b2461d23a2fcb03becdea79eb1aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebc7dae82c0073d1cbf4db9101289ab9d1c0b2461d23a2fcb03becdea79eb1aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebc7dae82c0073d1cbf4db9101289ab9d1c0b2461d23a2fcb03becdea79eb1aa", kill_on_drop: false }` [INFO] [stdout] ebc7dae82c0073d1cbf4db9101289ab9d1c0b2461d23a2fcb03becdea79eb1aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2cb70767e5a22156c3a04fdd74b3c7341e42c91776ac44286102e5c09349f6a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d2cb70767e5a22156c3a04fdd74b3c7341e42c91776ac44286102e5c09349f6a", kill_on_drop: false }` [INFO] [stderr] Checking colossal v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/main.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | let mut i = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ilong` is assigned to, but never used [INFO] [stdout] --> src/main.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut ilong = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_ilong` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `dtot` is never read [INFO] [stdout] --> src/main.rs:161:9 [INFO] [stdout] | [INFO] [stdout] 161 | let mut dtot = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ran` [INFO] [stdout] --> src/main.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | let mut ran = 0.0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ran` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `default` [INFO] [stdout] --> src/main.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | let mut default = Array::new(300); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `setup` [INFO] [stdout] --> src/main.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | let setup = 1; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_setup` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ilong` is never read [INFO] [stdout] --> src/main.rs:431:21 [INFO] [stdout] | [INFO] [stdout] 431 | ilong = 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:1530:13 [INFO] [stdout] | [INFO] [stdout] 1530 | for i in 1..=idist { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:1539:13 [INFO] [stdout] | [INFO] [stdout] 1539 | for i in 1..=dist { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/main.rs:146:9 [INFO] [stdout] | [INFO] [stdout] 146 | let mut i = 0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ilong` is assigned to, but never used [INFO] [stdout] --> src/main.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut ilong = 0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_ilong` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `dtot` is never read [INFO] [stdout] --> src/main.rs:161:9 [INFO] [stdout] | [INFO] [stdout] 161 | let mut dtot = 0; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ran` [INFO] [stdout] --> src/main.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | let mut ran = 0.0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ran` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `default` [INFO] [stdout] --> src/main.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | let mut default = Array::new(300); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_default` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `setup` [INFO] [stdout] --> src/main.rs:204:9 [INFO] [stdout] | [INFO] [stdout] 204 | let setup = 1; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_setup` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ilong` is never read [INFO] [stdout] --> src/main.rs:431:21 [INFO] [stdout] | [INFO] [stdout] 431 | ilong = 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:1530:13 [INFO] [stdout] | [INFO] [stdout] 1530 | for i in 1..=idist { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:1539:13 [INFO] [stdout] | [INFO] [stdout] 1539 | for i in 1..=dist { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | let mut ran = 0.0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | let mut default = Array::new(300); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | let mut ran = 0.0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | let mut default = Array::new(300); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.80s [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d2cb70767e5a22156c3a04fdd74b3c7341e42c91776ac44286102e5c09349f6a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2cb70767e5a22156c3a04fdd74b3c7341e42c91776ac44286102e5c09349f6a", kill_on_drop: false }` [INFO] [stdout] d2cb70767e5a22156c3a04fdd74b3c7341e42c91776ac44286102e5c09349f6a