[INFO] cloning repository https://github.com/zhunor/fkin-sweet-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhunor/fkin-sweet-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhunor%2Ffkin-sweet-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhunor%2Ffkin-sweet-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 78194fc1acf562a1b508135f7c1356ccef265c5f [INFO] testing zhunor/fkin-sweet-rust against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhunor%2Ffkin-sweet-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhunor/fkin-sweet-rust on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhunor/fkin-sweet-rust [INFO] finished tweaking git repo https://github.com/zhunor/fkin-sweet-rust [INFO] tweaked toml for git repo https://github.com/zhunor/fkin-sweet-rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/zhunor/fkin-sweet-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 05e2be504b87d35e55452ff79b4797a6b2dfd00a2a8e7b37ff473d9c28f5582c [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" "05e2be504b87d35e55452ff79b4797a6b2dfd00a2a8e7b37ff473d9c28f5582c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "05e2be504b87d35e55452ff79b4797a6b2dfd00a2a8e7b37ff473d9c28f5582c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05e2be504b87d35e55452ff79b4797a6b2dfd00a2a8e7b37ff473d9c28f5582c", kill_on_drop: false }` [INFO] [stdout] 05e2be504b87d35e55452ff79b4797a6b2dfd00a2a8e7b37ff473d9c28f5582c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", 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] 9d0d761ba87b3752b2c98ed5255e4586ad29e0fa13fef9cd5036c0c365189114 [INFO] running `Command { std: "docker" "start" "-a" "9d0d761ba87b3752b2c98ed5255e4586ad29e0fa13fef9cd5036c0c365189114", kill_on_drop: false }` [INFO] [stderr] Compiling rustc-demangle v0.1.13 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling backtrace v0.3.14 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling ferris-says v0.1.1 [INFO] [stderr] Compiling hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `my_vec2` [INFO] [stdout] --> src/ref_pointer.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | let my_vec2 = &my_vec; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_vec2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/printer.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | name: &'a 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: `age` [INFO] [stdout] --> src/printer.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | age: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/conditionals.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/loops.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn run(){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Right` [INFO] [stdout] --> src/enums.rs:6:3 [INFO] [stdout] | [INFO] [stdout] 6 | Right [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.56s [INFO] running `Command { std: "docker" "inspect" "9d0d761ba87b3752b2c98ed5255e4586ad29e0fa13fef9cd5036c0c365189114", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d0d761ba87b3752b2c98ed5255e4586ad29e0fa13fef9cd5036c0c365189114", kill_on_drop: false }` [INFO] [stdout] 9d0d761ba87b3752b2c98ed5255e4586ad29e0fa13fef9cd5036c0c365189114 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e38e7e039eaaf68f73ea8326efe30ffa9cb48b67c36b7a0f6104a2899aa0af02 [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" "e38e7e039eaaf68f73ea8326efe30ffa9cb48b67c36b7a0f6104a2899aa0af02", kill_on_drop: false }` [INFO] [stderr] Compiling hello-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `my_vec2` [INFO] [stdout] --> src/ref_pointer.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | let my_vec2 = &my_vec; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_vec2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/printer.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | name: &'a 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: `age` [INFO] [stdout] --> src/printer.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | age: i32, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/conditionals.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/loops.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn run(){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Right` [INFO] [stdout] --> src/enums.rs:6:3 [INFO] [stdout] | [INFO] [stdout] 6 | Right [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "e38e7e039eaaf68f73ea8326efe30ffa9cb48b67c36b7a0f6104a2899aa0af02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e38e7e039eaaf68f73ea8326efe30ffa9cb48b67c36b7a0f6104a2899aa0af02", kill_on_drop: false }` [INFO] [stdout] e38e7e039eaaf68f73ea8326efe30ffa9cb48b67c36b7a0f6104a2899aa0af02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e0b0a97fe15435d92af1488563aa8dc9da4b351b8c74326aeb820898517a7da5 [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" "e0b0a97fe15435d92af1488563aa8dc9da4b351b8c74326aeb820898517a7da5", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `my_vec2` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/ref_pointer.rs:7:7 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 7 | let my_vec2 = &my_vec; [INFO] [stdout] [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_vec2` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> src/printer.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | name: &'a str, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `age` [INFO] [stderr] --> src/printer.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | age: i32, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/conditionals.rs:3:8 [INFO] [stderr] | [INFO] [stderr] 3 | pub fn run(){ [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/loops.rs:2:8 [INFO] [stderr] | [INFO] [stderr] 2 | pub fn run(){ [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Right` [INFO] [stderr] --> src/enums.rs:6:3 [INFO] [stderr] | [INFO] [stderr] 6 | Right [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `hello-rust` (bin "hello-rust" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_rust-3b48a13da2471ac8) [INFO] running `Command { std: "docker" "inspect" "e0b0a97fe15435d92af1488563aa8dc9da4b351b8c74326aeb820898517a7da5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0b0a97fe15435d92af1488563aa8dc9da4b351b8c74326aeb820898517a7da5", kill_on_drop: false }` [INFO] [stdout] e0b0a97fe15435d92af1488563aa8dc9da4b351b8c74326aeb820898517a7da5