[INFO] cloning repository https://github.com/roncoejr/rustlearning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roncoejr/rustlearning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froncoejr%2Frustlearning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froncoejr%2Frustlearning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1b47a88ad933fd72ea9503efd7a4a39c43c9be36 [INFO] testing roncoejr/rustlearning 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%2Froncoejr%2Frustlearning" "/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/roncoejr/rustlearning 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/roncoejr/rustlearning [INFO] finished tweaking git repo https://github.com/roncoejr/rustlearning [INFO] tweaked toml for git repo https://github.com/roncoejr/rustlearning written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/roncoejr/rustlearning 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] 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] [stdout] b97da4f4c42563845bb8dee73722a93ec34f2424d99250ea9b7ab217e4db15fa [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" "b97da4f4c42563845bb8dee73722a93ec34f2424d99250ea9b7ab217e4db15fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b97da4f4c42563845bb8dee73722a93ec34f2424d99250ea9b7ab217e4db15fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b97da4f4c42563845bb8dee73722a93ec34f2424d99250ea9b7ab217e4db15fa", kill_on_drop: false }` [INFO] [stdout] b97da4f4c42563845bb8dee73722a93ec34f2424d99250ea9b7ab217e4db15fa [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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2e21af575687f26ac8cb257d395d6b23682d3809b630919cd96bd7cafaf4deaf [INFO] running `Command { std: "docker" "start" "-a" "2e21af575687f26ac8cb257d395d6b23682d3809b630919cd96bd7cafaf4deaf", kill_on_drop: false }` [INFO] [stderr] Compiling rustlearn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/transfer.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let mut counter = 0; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `withdrawtoken` [INFO] [stdout] --> src/withdraw.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn withdrawtoken() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deposittoken` [INFO] [stdout] --> src/deposit.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn deposittoken() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `depositvault` [INFO] [stdout] --> src/vault.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn depositvault() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `transfertoken` [INFO] [stdout] --> src/transfer.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn transfertoken() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `Command { std: "docker" "inspect" "2e21af575687f26ac8cb257d395d6b23682d3809b630919cd96bd7cafaf4deaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e21af575687f26ac8cb257d395d6b23682d3809b630919cd96bd7cafaf4deaf", kill_on_drop: false }` [INFO] [stdout] 2e21af575687f26ac8cb257d395d6b23682d3809b630919cd96bd7cafaf4deaf [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] [stdout] 97d561f01e660f392f8de745a2bb6caba4e409e836ab3aee39b3946f1a73c9d4 [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" "97d561f01e660f392f8de745a2bb6caba4e409e836ab3aee39b3946f1a73c9d4", kill_on_drop: false }` [INFO] [stderr] Compiling rustlearn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/transfer.rs:4:13 [INFO] [stdout] | [INFO] [stdout] 4 | let mut counter = 0; [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `withdrawtoken` [INFO] [stdout] --> src/withdraw.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn withdrawtoken() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `deposittoken` [INFO] [stdout] --> src/deposit.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn deposittoken() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `depositvault` [INFO] [stdout] --> src/vault.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn depositvault() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `transfertoken` [INFO] [stdout] --> src/transfer.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn transfertoken() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.90s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlearn-ef3b2e1b85969b76) [INFO] running `Command { std: "docker" "inspect" "97d561f01e660f392f8de745a2bb6caba4e409e836ab3aee39b3946f1a73c9d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97d561f01e660f392f8de745a2bb6caba4e409e836ab3aee39b3946f1a73c9d4", kill_on_drop: false }` [INFO] [stdout] 97d561f01e660f392f8de745a2bb6caba4e409e836ab3aee39b3946f1a73c9d4 [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] 6de82e19c021ba71214914f5f4d38176b17444f1829e93a8a389e7df34a09d7b [INFO] running `Command { std: "docker" "start" "-a" "6de82e19c021ba71214914f5f4d38176b17444f1829e93a8a389e7df34a09d7b", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/transfer.rs:4:13 [INFO] [stderr] | [INFO] [stderr] 4 | let mut counter = 0; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `withdrawtoken` [INFO] [stderr] --> src/withdraw.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn withdrawtoken() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deposittoken` [INFO] [stderr] --> src/deposit.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn deposittoken() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `depositvault` [INFO] [stderr] --> src/vault.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn depositvault() { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `transfertoken` [INFO] [stderr] --> src/transfer.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn transfertoken() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rustlearn` (bin "rustlearn" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustlearn-ef3b2e1b85969b76) [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" "6de82e19c021ba71214914f5f4d38176b17444f1829e93a8a389e7df34a09d7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6de82e19c021ba71214914f5f4d38176b17444f1829e93a8a389e7df34a09d7b", kill_on_drop: false }` [INFO] [stdout] 6de82e19c021ba71214914f5f4d38176b17444f1829e93a8a389e7df34a09d7b