[INFO] cloning repository https://github.com/jack-greenberg/lantenna [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jack-greenberg/lantenna" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Flantenna", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Flantenna'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ef28971abfb473f475a8fe3dd57cfda80074ca18 [INFO] testing jack-greenberg/lantenna against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Flantenna" "/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/jack-greenberg/lantenna 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/jack-greenberg/lantenna [INFO] finished tweaking git repo https://github.com/jack-greenberg/lantenna [INFO] tweaked toml for git repo https://github.com/jack-greenberg/lantenna written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/jack-greenberg/lantenna 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-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" "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] f34be6fd2e69dee0d8a4946e41afc940410dd0476cf843f51d42f1bc3856bd4f [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" "f34be6fd2e69dee0d8a4946e41afc940410dd0476cf843f51d42f1bc3856bd4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f34be6fd2e69dee0d8a4946e41afc940410dd0476cf843f51d42f1bc3856bd4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f34be6fd2e69dee0d8a4946e41afc940410dd0476cf843f51d42f1bc3856bd4f", kill_on_drop: false }` [INFO] [stdout] f34be6fd2e69dee0d8a4946e41afc940410dd0476cf843f51d42f1bc3856bd4f [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" "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] [stdout] 6246efe6b9b34579bfb0ea2f0864e258708f62dcc159859544c796a14ebde950 [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" "6246efe6b9b34579bfb0ea2f0864e258708f62dcc159859544c796a14ebde950", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling serde_json v1.0.70 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling rust-ini v0.13.0 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling textwrap v0.14.2 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling os_str_bytes v4.2.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling serde-hjson v0.9.1 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.5 [INFO] [stderr] Compiling config v0.11.0 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling clap v3.0.0-beta.5 [INFO] [stderr] Compiling lantenna v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `SendError` [INFO] [stdout] --> src/lantenna.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | SendError(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `EncodingError` [INFO] [stdout] --> src/lantenna.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | EncodingError, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | / match args.value_of("INPUT") { [INFO] [stdout] 31 | | Some(file) => send(&socket, &target, std::fs::read(file).unwrap()), [INFO] [stdout] 32 | | None => { [INFO] [stdout] 33 | | let mut v = Vec::new(); [INFO] [stdout] ... | [INFO] [stdout] 36 | | } [INFO] [stdout] 37 | | }; [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: constant `bit_time` should have an upper case name [INFO] [stdout] --> src/lantenna.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const bit_time: u64 = 100; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `BIT_TIME` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lantenna.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | transmit_0(socket, receiver); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lantenna.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | transmit_1(socket, receiver); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "6246efe6b9b34579bfb0ea2f0864e258708f62dcc159859544c796a14ebde950", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6246efe6b9b34579bfb0ea2f0864e258708f62dcc159859544c796a14ebde950", kill_on_drop: false }` [INFO] [stdout] 6246efe6b9b34579bfb0ea2f0864e258708f62dcc159859544c796a14ebde950 [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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3747d41d1e1c14df37d7fe9e033c3bdf7c6e8218e1b266e86d524cf8d54965b0 [INFO] running `Command { std: "docker" "start" "-a" "3747d41d1e1c14df37d7fe9e033c3bdf7c6e8218e1b266e86d524cf8d54965b0", kill_on_drop: false }` [INFO] [stderr] Compiling lantenna v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variant is never constructed: `SendError` [INFO] [stdout] --> src/lantenna.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | SendError(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `EncodingError` [INFO] [stdout] --> src/lantenna.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | EncodingError, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | / match args.value_of("INPUT") { [INFO] [stdout] 31 | | Some(file) => send(&socket, &target, std::fs::read(file).unwrap()), [INFO] [stdout] 32 | | None => { [INFO] [stdout] 33 | | let mut v = Vec::new(); [INFO] [stdout] ... | [INFO] [stdout] 36 | | } [INFO] [stdout] 37 | | }; [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: constant `bit_time` should have an upper case name [INFO] [stdout] --> src/lantenna.rs:7:7 [INFO] [stdout] | [INFO] [stdout] 7 | const bit_time: u64 = 100; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `BIT_TIME` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lantenna.rs:43:21 [INFO] [stdout] | [INFO] [stdout] 43 | transmit_0(socket, receiver); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lantenna.rs:46:21 [INFO] [stdout] | [INFO] [stdout] 46 | transmit_1(socket, receiver); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "3747d41d1e1c14df37d7fe9e033c3bdf7c6e8218e1b266e86d524cf8d54965b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3747d41d1e1c14df37d7fe9e033c3bdf7c6e8218e1b266e86d524cf8d54965b0", kill_on_drop: false }` [INFO] [stdout] 3747d41d1e1c14df37d7fe9e033c3bdf7c6e8218e1b266e86d524cf8d54965b0 [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" "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] 77cdc84a4d7850956631020f2e6ff0fe9a33f53125d3b6a526b74c632cb4a430 [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" "77cdc84a4d7850956631020f2e6ff0fe9a33f53125d3b6a526b74c632cb4a430", kill_on_drop: false }` [INFO] [stderr] warning: variant is never constructed: `SendError` [INFO] [stderr] --> src/lantenna.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | SendError(String), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `EncodingError` [INFO] [stderr] --> src/lantenna.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | EncodingError, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | / match args.value_of("INPUT") { [INFO] [stderr] 31 | | Some(file) => send(&socket, &target, std::fs::read(file).unwrap()), [INFO] [stderr] 32 | | None => { [INFO] [stderr] 33 | | let mut v = Vec::new(); [INFO] [stderr] ... | [INFO] [stderr] 36 | | } [INFO] [stderr] 37 | | }; [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: constant `bit_time` should have an upper case name [INFO] [stderr] --> src/lantenna.rs:7:7 [INFO] [stderr] | [INFO] [stderr] 7 | const bit_time: u64 = 100; [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `BIT_TIME` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lantenna.rs:43:21 [INFO] [stderr] | [INFO] [stderr] 43 | transmit_0(socket, receiver); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lantenna.rs:46:21 [INFO] [stderr] | [INFO] [stderr] 46 | transmit_1(socket, receiver); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `lantenna` (bin "lantenna" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lantenna-2a99a2de72d8a309) [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" "77cdc84a4d7850956631020f2e6ff0fe9a33f53125d3b6a526b74c632cb4a430", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77cdc84a4d7850956631020f2e6ff0fe9a33f53125d3b6a526b74c632cb4a430", kill_on_drop: false }` [INFO] [stdout] 77cdc84a4d7850956631020f2e6ff0fe9a33f53125d3b6a526b74c632cb4a430