[INFO] cloning repository https://github.com/cuqer/tfpc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cuqer/tfpc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuqer%2Ftfpc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuqer%2Ftfpc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1d9ece2cc329965a988a61b8a21cad17b265b2ca [INFO] testing cuqer/tfpc against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcuqer%2Ftfpc" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cuqer/tfpc on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cuqer/tfpc [INFO] finished tweaking git repo https://github.com/cuqer/tfpc [INFO] tweaked toml for git repo https://github.com/cuqer/tfpc written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/cuqer/tfpc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 594f7f7b19b3fe28c38e3a819c33fd8f6ada0438d340b0f15d47c7d071ad8582 [INFO] running `Command { std: "docker" "start" "-a" "594f7f7b19b3fe28c38e3a819c33fd8f6ada0438d340b0f15d47c7d071ad8582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "594f7f7b19b3fe28c38e3a819c33fd8f6ada0438d340b0f15d47c7d071ad8582", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "594f7f7b19b3fe28c38e3a819c33fd8f6ada0438d340b0f15d47c7d071ad8582", kill_on_drop: false }` [INFO] [stdout] 594f7f7b19b3fe28c38e3a819c33fd8f6ada0438d340b0f15d47c7d071ad8582 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8cfe4e7f9c12c9d00ef34f3c05492a0a1bc67d402a6a744ed751a81c259504a [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" "b8cfe4e7f9c12c9d00ef34f3c05492a0a1bc67d402a6a744ed751a81c259504a", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling tfpc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | &ops.remove(0); [INFO] [stdout] | ^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 123 | let _ = &ops.remove(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:124:13 [INFO] [stdout] | [INFO] [stdout] 124 | &types.remove(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 124 | let _ = &types.remove(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | &nums.remove(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 125 | let _ = &nums.remove(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.94s [INFO] running `Command { std: "docker" "inspect" "b8cfe4e7f9c12c9d00ef34f3c05492a0a1bc67d402a6a744ed751a81c259504a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8cfe4e7f9c12c9d00ef34f3c05492a0a1bc67d402a6a744ed751a81c259504a", kill_on_drop: false }` [INFO] [stdout] b8cfe4e7f9c12c9d00ef34f3c05492a0a1bc67d402a6a744ed751a81c259504a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] 63b3fdb395e39c090c8cc25866c0e01f130cae6d6f3079ed3ddbe20716c56db0 [INFO] running `Command { std: "docker" "start" "-a" "63b3fdb395e39c090c8cc25866c0e01f130cae6d6f3079ed3ddbe20716c56db0", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling tfpc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | &ops.remove(0); [INFO] [stdout] | ^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 123 | let _ = &ops.remove(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:124:13 [INFO] [stdout] | [INFO] [stdout] 124 | &types.remove(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 124 | let _ = &types.remove(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:125:13 [INFO] [stdout] | [INFO] [stdout] 125 | &nums.remove(0); [INFO] [stdout] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 125 | let _ = &nums.remove(0); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.92s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tfpc-40b6bea90c3a2b22) [INFO] running `Command { std: "docker" "inspect" "63b3fdb395e39c090c8cc25866c0e01f130cae6d6f3079ed3ddbe20716c56db0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63b3fdb395e39c090c8cc25866c0e01f130cae6d6f3079ed3ddbe20716c56db0", kill_on_drop: false }` [INFO] [stdout] 63b3fdb395e39c090c8cc25866c0e01f130cae6d6f3079ed3ddbe20716c56db0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] e7d1e7ba93be09e05ea5e7c7fe5b103eba4362902d2d25de2173c8327645a062 [INFO] running `Command { std: "docker" "start" "-a" "e7d1e7ba93be09e05ea5e7c7fe5b103eba4362902d2d25de2173c8327645a062", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | &ops.remove(0); [INFO] [stderr] | ^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 123 | let _ = &ops.remove(0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:124:13 [INFO] [stderr] | [INFO] [stderr] 124 | &types.remove(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 124 | let _ = &types.remove(0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:125:13 [INFO] [stderr] | [INFO] [stderr] 125 | &nums.remove(0); [INFO] [stderr] | ^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 125 | let _ = &nums.remove(0); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `tfpc` (bin "tfpc" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tfpc-40b6bea90c3a2b22) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e7d1e7ba93be09e05ea5e7c7fe5b103eba4362902d2d25de2173c8327645a062", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7d1e7ba93be09e05ea5e7c7fe5b103eba4362902d2d25de2173c8327645a062", kill_on_drop: false }` [INFO] [stdout] e7d1e7ba93be09e05ea5e7c7fe5b103eba4362902d2d25de2173c8327645a062