[INFO] updating cached repository https://github.com/killercup/rust-cheat-sheet [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d4705136cd5a38a459017f1168e0c0c411956a31 [INFO] testing killercup/rust-cheat-sheet against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkillercup%2Frust-cheat-sheet" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/killercup/rust-cheat-sheet on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/killercup/rust-cheat-sheet [INFO] finished tweaking git repo https://github.com/killercup/rust-cheat-sheet [INFO] tweaked toml for git repo https://github.com/killercup/rust-cheat-sheet written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/killercup/rust-cheat-sheet already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 363df4c88abab183a24cb43019043fa1b233aec9e0af71e14c2ace91bb18cec7 [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" "363df4c88abab183a24cb43019043fa1b233aec9e0af71e14c2ace91bb18cec7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "363df4c88abab183a24cb43019043fa1b233aec9e0af71e14c2ace91bb18cec7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "363df4c88abab183a24cb43019043fa1b233aec9e0af71e14c2ace91bb18cec7", kill_on_drop: false }` [INFO] [stdout] 363df4c88abab183a24cb43019043fa1b233aec9e0af71e14c2ace91bb18cec7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9bdd7ecb872acc7c3b4f0ed5db034aea29d86ca2ddbce81d0ba6d29a1aa8658b [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" "9bdd7ecb872acc7c3b4f0ed5db034aea29d86ca2ddbce81d0ba6d29a1aa8658b", kill_on_drop: false }` [INFO] [stderr] Compiling rust101 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> cheat-sheet.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let x = 1; // `x` is now `1` (a 32bit integer, `i32`) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `y` is assigned to, but never used [INFO] [stdout] --> cheat-sheet.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut y = 2; // A mutable binding: We can change this value [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_y` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `y` is never read [INFO] [stdout] --> cheat-sheet.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | y += 1; // Add 1 to `y`, making it 3 [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: unused variable: `x` [INFO] [stdout] --> cheat-sheet.rs:70:22 [INFO] [stdout] | [INFO] [stdout] 70 | fn this_consumes(x: String) -> String { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> cheat-sheet.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | fn new(name: &str, age: u16) -> Person { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "9bdd7ecb872acc7c3b4f0ed5db034aea29d86ca2ddbce81d0ba6d29a1aa8658b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bdd7ecb872acc7c3b4f0ed5db034aea29d86ca2ddbce81d0ba6d29a1aa8658b", kill_on_drop: false }` [INFO] [stdout] 9bdd7ecb872acc7c3b4f0ed5db034aea29d86ca2ddbce81d0ba6d29a1aa8658b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1eb0ee0f878f404074b8cfe20825145d27272bd004130e18f4c42544d2f83376 [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" "1eb0ee0f878f404074b8cfe20825145d27272bd004130e18f4c42544d2f83376", kill_on_drop: false }` [INFO] [stderr] Compiling rust101 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> cheat-sheet.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let x = 1; // `x` is now `1` (a 32bit integer, `i32`) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `y` is assigned to, but never used [INFO] [stdout] --> cheat-sheet.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut y = 2; // A mutable binding: We can change this value [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_y` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `y` is never read [INFO] [stdout] --> cheat-sheet.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | y += 1; // Add 1 to `y`, making it 3 [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: unused variable: `x` [INFO] [stdout] --> cheat-sheet.rs:70:22 [INFO] [stdout] | [INFO] [stdout] 70 | fn this_consumes(x: String) -> String { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> cheat-sheet.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | fn new(name: &str, age: u16) -> Person { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `Command { std: "docker" "inspect" "1eb0ee0f878f404074b8cfe20825145d27272bd004130e18f4c42544d2f83376", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1eb0ee0f878f404074b8cfe20825145d27272bd004130e18f4c42544d2f83376", kill_on_drop: false }` [INFO] [stdout] 1eb0ee0f878f404074b8cfe20825145d27272bd004130e18f4c42544d2f83376 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", 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] 80cd74bba515bbf7c05783adf00c5a471d60268dc13853f83a57550fdb249aea [INFO] running `Command { std: "docker" "start" "-a" "80cd74bba515bbf7c05783adf00c5a471d60268dc13853f83a57550fdb249aea", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> cheat-sheet.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let x = 1; // `x` is now `1` (a 32bit integer, `i32`) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `y` is assigned to, but never used [INFO] [stderr] --> cheat-sheet.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let mut y = 2; // A mutable binding: We can change this value [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_y` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `y` is never read [INFO] [stderr] --> cheat-sheet.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | y += 1; // Add 1 to `y`, making it 3 [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> cheat-sheet.rs:70:22 [INFO] [stderr] | [INFO] [stderr] 70 | fn this_consumes(x: String) -> String { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> cheat-sheet.rs:33:12 [INFO] [stderr] | [INFO] [stderr] 33 | fn new(name: &str, age: u16) -> Person { [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cheat_sheet-b6439a7ae757354b [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "80cd74bba515bbf7c05783adf00c5a471d60268dc13853f83a57550fdb249aea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80cd74bba515bbf7c05783adf00c5a471d60268dc13853f83a57550fdb249aea", kill_on_drop: false }` [INFO] [stdout] 80cd74bba515bbf7c05783adf00c5a471d60268dc13853f83a57550fdb249aea