[INFO] cloning repository https://github.com/tonytins/fensay [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tonytins/fensay" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonytins%2Ffensay", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonytins%2Ffensay'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0739578f670827aea2074f2fb7b6d853fa56dde7 [INFO] checking tonytins/fensay against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftonytins%2Ffensay" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tonytins/fensay on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tonytins/fensay [INFO] finished tweaking git repo https://github.com/tonytins/fensay [INFO] tweaked toml for git repo https://github.com/tonytins/fensay written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/tonytins/fensay already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-14/source/src/main.rs [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5d64be7b34b25a52eb869fb916f77d83a74209846925588796f5bb41dd764ef [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" "d5d64be7b34b25a52eb869fb916f77d83a74209846925588796f5bb41dd764ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5d64be7b34b25a52eb869fb916f77d83a74209846925588796f5bb41dd764ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5d64be7b34b25a52eb869fb916f77d83a74209846925588796f5bb41dd764ef", kill_on_drop: false }` [INFO] [stdout] d5d64be7b34b25a52eb869fb916f77d83a74209846925588796f5bb41dd764ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08047a6d81f787586dc6858d45c203758ca2ecf14fc6508a831e4d299da67796 [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" "08047a6d81f787586dc6858d45c203758ca2ecf14fc6508a831e4d299da67796", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/main.rs [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking term_size v1.0.0-beta1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.1 [INFO] [stderr] Checking clap v3.0.0-beta.1 [INFO] [stderr] Checking fensay v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `top` [INFO] [stdout] --> src/cowsay.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let mut top = vec![" "]; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_top` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bottom` [INFO] [stdout] --> src/cowsay.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut bottom = vec![" "]; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bottom` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pad` [INFO] [stdout] --> src/cowsay.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let pad = ' '; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pad` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `longest` [INFO] [stdout] --> src/cowsay.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut longest = 0; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_longest` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cowsay.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let mut top = vec![" "]; [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/cowsay.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut bottom = vec![" "]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cowsay.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut longest = 0; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `midleft` [INFO] [stdout] --> src/cowsay.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | midleft: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `botleft` [INFO] [stdout] --> src/cowsay.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | botleft: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `midright` [INFO] [stdout] --> src/cowsay.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | midright: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `botright` [INFO] [stdout] --> src/cowsay.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | botright: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `top` [INFO] [stdout] --> src/cowsay.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let mut top = vec![" "]; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_top` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bottom` [INFO] [stdout] --> src/cowsay.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut bottom = vec![" "]; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bottom` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pad` [INFO] [stdout] --> src/cowsay.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let pad = ' '; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pad` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `longest` [INFO] [stdout] --> src/cowsay.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut longest = 0; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_longest` [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/cowsay.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let mut top = vec![" "]; [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/cowsay.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | let mut bottom = vec![" "]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cowsay.rs:91:9 [INFO] [stdout] | [INFO] [stdout] 91 | let mut longest = 0; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `midleft` [INFO] [stdout] --> src/cowsay.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | midleft: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `botleft` [INFO] [stdout] --> src/cowsay.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | botleft: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `midright` [INFO] [stdout] --> src/cowsay.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | midright: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `botright` [INFO] [stdout] --> src/cowsay.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | botright: &'static str, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.32s [INFO] running `Command { std: "docker" "inspect" "08047a6d81f787586dc6858d45c203758ca2ecf14fc6508a831e4d299da67796", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08047a6d81f787586dc6858d45c203758ca2ecf14fc6508a831e4d299da67796", kill_on_drop: false }` [INFO] [stdout] 08047a6d81f787586dc6858d45c203758ca2ecf14fc6508a831e4d299da67796