[INFO] cloning repository https://github.com/jasdeepdhillon13/magicrandomnum [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jasdeepdhillon13/magicrandomnum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasdeepdhillon13%2Fmagicrandomnum", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasdeepdhillon13%2Fmagicrandomnum'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4a0b90610b87f4b71284974c4a286beac5d82527 [INFO] testing jasdeepdhillon13/magicrandomnum against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjasdeepdhillon13%2Fmagicrandomnum" "/workspace/builds/worker-22/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jasdeepdhillon13/magicrandomnum on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jasdeepdhillon13/magicrandomnum [INFO] finished tweaking git repo https://github.com/jasdeepdhillon13/magicrandomnum [INFO] tweaked toml for git repo https://github.com/jasdeepdhillon13/magicrandomnum written to /workspace/builds/worker-22/source/Cargo.toml [INFO] crate git repo https://github.com/jasdeepdhillon13/magicrandomnum already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating git repository `https://github.com/cfilipescu/magic-num.git` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae7971badbbf9bad33f12b44fd90fc4cf0f9645efcb0d362ec203f72c4c55773 [INFO] running `Command { std: "docker" "start" "-a" "ae7971badbbf9bad33f12b44fd90fc4cf0f9645efcb0d362ec203f72c4c55773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae7971badbbf9bad33f12b44fd90fc4cf0f9645efcb0d362ec203f72c4c55773", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae7971badbbf9bad33f12b44fd90fc4cf0f9645efcb0d362ec203f72c4c55773", kill_on_drop: false }` [INFO] [stdout] ae7971badbbf9bad33f12b44fd90fc4cf0f9645efcb0d362ec203f72c4c55773 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fecbec3c9d8358f4a9e6b3405034e0275bb7a9166cca2be6e69b2970555b0fdf [INFO] running `Command { std: "docker" "start" "-a" "fecbec3c9d8358f4a9e6b3405034e0275bb7a9166cca2be6e69b2970555b0fdf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.88 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling magic-num v0.1.0 (https://github.com/cfilipescu/magic-num.git?branch=main#ada7d3c5) [INFO] [stderr] Compiling random_num v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `bit1` is never read [INFO] [stdout] --> src/main.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | let mut bit1:u8 =0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `random_num2` is never read [INFO] [stdout] --> src/main.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut random_num2:u8=0; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `bit2` is never read [INFO] [stdout] --> src/main.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut bit2:u8 =0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.93s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fecbec3c9d8358f4a9e6b3405034e0275bb7a9166cca2be6e69b2970555b0fdf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fecbec3c9d8358f4a9e6b3405034e0275bb7a9166cca2be6e69b2970555b0fdf", kill_on_drop: false }` [INFO] [stdout] fecbec3c9d8358f4a9e6b3405034e0275bb7a9166cca2be6e69b2970555b0fdf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3abe024b3d7e98580c0e43758ac2d43e476f2304b774e753da128baa47d0693 [INFO] running `Command { std: "docker" "start" "-a" "e3abe024b3d7e98580c0e43758ac2d43e476f2304b774e753da128baa47d0693", kill_on_drop: false }` [INFO] [stderr] Compiling random_num v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `bit1` is never read [INFO] [stdout] --> src/main.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | let mut bit1:u8 =0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `random_num2` is never read [INFO] [stdout] --> src/main.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let mut random_num2:u8=0; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `bit2` is never read [INFO] [stdout] --> src/main.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | let mut bit2:u8 =0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e3abe024b3d7e98580c0e43758ac2d43e476f2304b774e753da128baa47d0693", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3abe024b3d7e98580c0e43758ac2d43e476f2304b774e753da128baa47d0693", kill_on_drop: false }` [INFO] [stdout] e3abe024b3d7e98580c0e43758ac2d43e476f2304b774e753da128baa47d0693 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 261865ab34a7fe87658d7c40bc11282db9b438793cf8deb9cc7be69ad1198f85 [INFO] running `Command { std: "docker" "start" "-a" "261865ab34a7fe87658d7c40bc11282db9b438793cf8deb9cc7be69ad1198f85", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: value assigned to `bit1` is never read [INFO] [stderr] --> src/main.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | let mut bit1:u8 =0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `random_num2` is never read [INFO] [stderr] --> src/main.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | let mut random_num2:u8=0; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `bit2` is never read [INFO] [stderr] --> src/main.rs:11:13 [INFO] [stderr] | [INFO] [stderr] 11 | let mut bit2:u8 =0; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: `random_num` (bin "random_num" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.59s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/random_num-8583e2ba0ae671b9) [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" "261865ab34a7fe87658d7c40bc11282db9b438793cf8deb9cc7be69ad1198f85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "261865ab34a7fe87658d7c40bc11282db9b438793cf8deb9cc7be69ad1198f85", kill_on_drop: false }` [INFO] [stdout] 261865ab34a7fe87658d7c40bc11282db9b438793cf8deb9cc7be69ad1198f85