[INFO] cloning repository https://github.com/thomascharbonnel/aaaaaaaaaaaa [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thomascharbonnel/aaaaaaaaaaaa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascharbonnel%2Faaaaaaaaaaaa", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascharbonnel%2Faaaaaaaaaaaa'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6a3f90df35e9e0c537a1cc67e483f47b4342c9c0 [INFO] testing thomascharbonnel/aaaaaaaaaaaa against try#c3758fdc4730d7700b25a13cccff296a08f42c00 for pr-91743 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthomascharbonnel%2Faaaaaaaaaaaa" "/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/thomascharbonnel/aaaaaaaaaaaa on toolchain c3758fdc4730d7700b25a13cccff296a08f42c00 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa [INFO] finished tweaking git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa [INFO] tweaked toml for git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/thomascharbonnel/aaaaaaaaaaaa already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "fetch" "--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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d943dbbb7044d6a839faf84c3edeaa8c7083199a6cbb8290f396cc743250032 [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" "9d943dbbb7044d6a839faf84c3edeaa8c7083199a6cbb8290f396cc743250032", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d943dbbb7044d6a839faf84c3edeaa8c7083199a6cbb8290f396cc743250032", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d943dbbb7044d6a839faf84c3edeaa8c7083199a6cbb8290f396cc743250032", kill_on_drop: false }` [INFO] [stdout] 9d943dbbb7044d6a839faf84c3edeaa8c7083199a6cbb8290f396cc743250032 [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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "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] 3dc674ef27fa806b9ea2ec669b9a3d7f5295655fe5aa4da106f1a43245df7a44 [INFO] running `Command { std: "docker" "start" "-a" "3dc674ef27fa806b9ea2ec669b9a3d7f5295655fe5aa4da106f1a43245df7a44", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.35 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling futures-sink v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling openssl-probe v0.1.4 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling httpdate v1.0.1 [INFO] [stderr] Compiling ipnet v2.3.1 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling unicode-bidi v0.3.5 [INFO] [stderr] Compiling tracing-core v0.1.18 [INFO] [stderr] Compiling tinyvec v1.2.0 [INFO] [stderr] Compiling http v0.2.4 [INFO] [stderr] Compiling tokio v1.8.2 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tracing v0.1.26 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling openssl-sys v0.9.65 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling http-body v0.4.2 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling serde_urlencoded v0.7.0 [INFO] [stderr] Compiling tokio-util v0.6.7 [INFO] [stderr] Compiling tokio-native-tls v0.3.0 [INFO] [stderr] Compiling h2 v0.3.3 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling hyper v0.14.10 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.4 [INFO] [stderr] Compiling rust_training v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level4.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level7.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level5.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `duration` [INFO] [stdout] --> src/bin/level4.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | duration: Duration, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/level4.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `number_of_bytes` [INFO] [stdout] --> src/bin/level4.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | number_of_bytes: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/level4.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `aggregate` [INFO] [stdout] --> src/bin/level4.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | fn aggregate(&mut self, other: &Stats) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bytes_per_sec` [INFO] [stdout] --> src/bin/level4.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn bytes_per_sec(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level6.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level8.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `initialStat` should have a snake case name [INFO] [stdout] --> src/bin/level5.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let initialStat = Stats { duration: Duration::new(0, 0), number_of_bytes: 0 }; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `initial_stat` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/level8.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | thread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 02s [INFO] running `Command { std: "docker" "inspect" "3dc674ef27fa806b9ea2ec669b9a3d7f5295655fe5aa4da106f1a43245df7a44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dc674ef27fa806b9ea2ec669b9a3d7f5295655fe5aa4da106f1a43245df7a44", kill_on_drop: false }` [INFO] [stdout] 3dc674ef27fa806b9ea2ec669b9a3d7f5295655fe5aa4da106f1a43245df7a44 [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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "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] 8a740d54d76d91e8987721e30d6ae56b768650709a1a33070d617d84f69f2711 [INFO] running `Command { std: "docker" "start" "-a" "8a740d54d76d91e8987721e30d6ae56b768650709a1a33070d617d84f69f2711", kill_on_drop: false }` [INFO] [stderr] Compiling rust_training v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level4.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level7.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level6.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level5.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::StatusCode` [INFO] [stdout] --> src/bin/level8.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use reqwest::StatusCode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `initialStat` should have a snake case name [INFO] [stdout] --> src/bin/level5.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let initialStat = Stats { duration: Duration::new(0, 0), number_of_bytes: 0 }; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `initial_stat` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `duration` [INFO] [stdout] --> src/bin/level4.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | duration: Duration, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/level4.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `number_of_bytes` [INFO] [stdout] --> src/bin/level4.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | number_of_bytes: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bin/level4.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `aggregate` [INFO] [stdout] --> src/bin/level4.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | fn aggregate(&mut self, other: &Stats) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bytes_per_sec` [INFO] [stdout] --> src/bin/level4.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn bytes_per_sec(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/level8.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | thread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.47s [INFO] [stderr] Executable unittests src/bin/level0.rs (/opt/rustwide/target/debug/deps/level0-1f0a66a42c6ed681) [INFO] [stderr] Executable unittests src/bin/level1.rs (/opt/rustwide/target/debug/deps/level1-e481f05377d86b2b) [INFO] [stderr] Executable unittests src/bin/level2.rs (/opt/rustwide/target/debug/deps/level2-e7469da834a8a7fc) [INFO] [stderr] Executable unittests src/bin/level3.rs (/opt/rustwide/target/debug/deps/level3-365fbb18b6704b72) [INFO] [stderr] Executable unittests src/bin/level4.rs (/opt/rustwide/target/debug/deps/level4-7ec41c84c906f440) [INFO] [stderr] Executable unittests src/bin/level5.rs (/opt/rustwide/target/debug/deps/level5-b3f307da99f06171) [INFO] [stderr] Executable unittests src/bin/level6.rs (/opt/rustwide/target/debug/deps/level6-2542e3f46428eeca) [INFO] [stderr] Executable unittests src/bin/level7.rs (/opt/rustwide/target/debug/deps/level7-c0445a53c63a9d19) [INFO] [stderr] Executable unittests src/bin/level8.rs (/opt/rustwide/target/debug/deps/level8-580f9e10b477b0d5) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_training-8f94e1ec054ca682) [INFO] running `Command { std: "docker" "inspect" "8a740d54d76d91e8987721e30d6ae56b768650709a1a33070d617d84f69f2711", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a740d54d76d91e8987721e30d6ae56b768650709a1a33070d617d84f69f2711", kill_on_drop: false }` [INFO] [stdout] 8a740d54d76d91e8987721e30d6ae56b768650709a1a33070d617d84f69f2711 [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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "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] a7357cbdeb64fe98a0000aa4fe6289910cdef6528d814356128cf38e16c7143a [INFO] running `Command { std: "docker" "start" "-a" "a7357cbdeb64fe98a0000aa4fe6289910cdef6528d814356128cf38e16c7143a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `reqwest::StatusCode` [INFO] [stderr] --> src/bin/level5.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use reqwest::StatusCode; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `initialStat` should have a snake case name [INFO] [stderr] --> src/bin/level5.rs:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | let initialStat = Stats { duration: Duration::new(0, 0), number_of_bytes: 0 }; [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `initial_stat` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `reqwest::StatusCode` [INFO] [stderr] --> src/bin/level8.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use reqwest::StatusCode; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/bin/level8.rs:67:9 [INFO] [stderr] | [INFO] [stderr] 67 | thread.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused import: `reqwest::StatusCode` [INFO] [stderr] --> src/bin/level4.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use reqwest::StatusCode; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `duration` [INFO] [stderr] --> src/bin/level4.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | duration: Duration, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/level4.rs:5:10 [INFO] [stderr] | [INFO] [stderr] 5 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `number_of_bytes` [INFO] [stderr] --> src/bin/level4.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | number_of_bytes: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Stats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bin/level4.rs:5:10 [INFO] [stderr] | [INFO] [stderr] 5 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `aggregate` [INFO] [stderr] --> src/bin/level4.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 12 | fn aggregate(&mut self, other: &Stats) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `bytes_per_sec` [INFO] [stderr] --> src/bin/level4.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | fn bytes_per_sec(&self) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `reqwest::StatusCode` [INFO] [stderr] --> src/bin/level7.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use reqwest::StatusCode; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `reqwest::StatusCode` [INFO] [stderr] --> src/bin/level6.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use reqwest::StatusCode; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust_training` (bin "level5" test) generated 2 warnings [INFO] [stderr] warning: `rust_training` (bin "level8" test) generated 2 warnings [INFO] [stderr] warning: `rust_training` (bin "level4" test) generated 5 warnings [INFO] [stderr] warning: `rust_training` (bin "level7" test) generated 1 warning [INFO] [stderr] warning: `rust_training` (bin "level6" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/bin/level0.rs (/opt/rustwide/target/debug/deps/level0-1f0a66a42c6ed681) [INFO] [stderr] Running unittests src/bin/level1.rs (/opt/rustwide/target/debug/deps/level1-e481f05377d86b2b) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/level2.rs (/opt/rustwide/target/debug/deps/level2-e7469da834a8a7fc) [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] [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] [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] [stdout] [INFO] [stderr] Running unittests src/bin/level3.rs (/opt/rustwide/target/debug/deps/level3-365fbb18b6704b72) [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] [stderr] Running unittests src/bin/level4.rs (/opt/rustwide/target/debug/deps/level4-7ec41c84c906f440) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/level5.rs (/opt/rustwide/target/debug/deps/level5-b3f307da99f06171) [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] [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] [stderr] Running unittests src/bin/level6.rs (/opt/rustwide/target/debug/deps/level6-2542e3f46428eeca) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::aggregate_with_zero ... ok [INFO] [stdout] test tests::aggregate ... ok [INFO] [stdout] test tests::bytes_per_sec_empty ... ok [INFO] [stdout] test tests::bytes_per_sec ... ok [INFO] [stderr] Running unittests src/bin/level7.rs (/opt/rustwide/target/debug/deps/level7-c0445a53c63a9d19) [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::aggregate_with_zero ... ok [INFO] [stderr] Running unittests src/bin/level8.rs (/opt/rustwide/target/debug/deps/level8-580f9e10b477b0d5) [INFO] [stdout] test tests::bytes_per_sec ... ok [INFO] [stdout] test tests::aggregate ... ok [INFO] [stdout] test tests::bytes_per_sec_empty ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::aggregate ... ok [INFO] [stdout] test tests::aggregate_with_zero ... ok [INFO] [stdout] test tests::bytes_per_sec ... ok [INFO] [stdout] test tests::bytes_per_sec_empty ... ok [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_training-8f94e1ec054ca682) [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [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" "a7357cbdeb64fe98a0000aa4fe6289910cdef6528d814356128cf38e16c7143a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7357cbdeb64fe98a0000aa4fe6289910cdef6528d814356128cf38e16c7143a", kill_on_drop: false }` [INFO] [stdout] a7357cbdeb64fe98a0000aa4fe6289910cdef6528d814356128cf38e16c7143a