[INFO] fetching crate dicegen 0.1.0... [INFO] testing dicegen-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate dicegen 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate dicegen 0.1.0 [INFO] finished tweaking crates.io crate dicegen 0.1.0 [INFO] tweaked toml for crates.io crate dicegen 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate dicegen 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate dicegen 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.6.1 [INFO] [stderr] Downloaded getrandom v0.2.1 [INFO] [stderr] Downloaded rand v0.8.1 [INFO] [stderr] Downloaded libc v0.2.81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44ccdbce62f6d8e5f1e3b68a21c1c4e9a0c7b54b7f32ae2d579c0ca7854f632e [INFO] running `Command { std: "docker" "start" "-a" "44ccdbce62f6d8e5f1e3b68a21c1c4e9a0c7b54b7f32ae2d579c0ca7854f632e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44ccdbce62f6d8e5f1e3b68a21c1c4e9a0c7b54b7f32ae2d579c0ca7854f632e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44ccdbce62f6d8e5f1e3b68a21c1c4e9a0c7b54b7f32ae2d579c0ca7854f632e", kill_on_drop: false }` [INFO] [stdout] 44ccdbce62f6d8e5f1e3b68a21c1c4e9a0c7b54b7f32ae2d579c0ca7854f632e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4bf8da1cedfac370146246dca96a2f79e7944ff51bd6f0a6fa3cf234d52d1b7c [INFO] running `Command { std: "docker" "start" "-a" "4bf8da1cedfac370146246dca96a2f79e7944ff51bd6f0a6fa3cf234d52d1b7c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.1 [INFO] [stderr] Compiling dicegen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `read_lines` is never used [INFO] [stdout] --> src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn read_lines

(filename: P) -> io::Result>> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.37s [INFO] running `Command { std: "docker" "inspect" "4bf8da1cedfac370146246dca96a2f79e7944ff51bd6f0a6fa3cf234d52d1b7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bf8da1cedfac370146246dca96a2f79e7944ff51bd6f0a6fa3cf234d52d1b7c", kill_on_drop: false }` [INFO] [stdout] 4bf8da1cedfac370146246dca96a2f79e7944ff51bd6f0a6fa3cf234d52d1b7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af04182f26fe130071914c642d3861f342b24eb3bd89f48dee14b5e1cef43359 [INFO] running `Command { std: "docker" "start" "-a" "af04182f26fe130071914c642d3861f342b24eb3bd89f48dee14b5e1cef43359", kill_on_drop: false }` [INFO] [stderr] Compiling dicegen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `read_lines` is never used [INFO] [stdout] --> src/utils.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn read_lines

(filename: P) -> io::Result>> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.11s [INFO] running `Command { std: "docker" "inspect" "af04182f26fe130071914c642d3861f342b24eb3bd89f48dee14b5e1cef43359", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af04182f26fe130071914c642d3861f342b24eb3bd89f48dee14b5e1cef43359", kill_on_drop: false }` [INFO] [stdout] af04182f26fe130071914c642d3861f342b24eb3bd89f48dee14b5e1cef43359 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1ffebbd571bff0e7a8bac3d44c1d66da6036d5d44188ddbe73d0eba68eb1cf38 [INFO] running `Command { std: "docker" "start" "-a" "1ffebbd571bff0e7a8bac3d44c1d66da6036d5d44188ddbe73d0eba68eb1cf38", kill_on_drop: false }` [INFO] [stderr] warning: function `read_lines` is never used [INFO] [stderr] --> src/utils.rs:5:8 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn read_lines

(filename: P) -> io::Result>> [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `dicegen` (bin "dicegen" test) generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dicegen-fb9f665560fc59e3) [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" "1ffebbd571bff0e7a8bac3d44c1d66da6036d5d44188ddbe73d0eba68eb1cf38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ffebbd571bff0e7a8bac3d44c1d66da6036d5d44188ddbe73d0eba68eb1cf38", kill_on_drop: false }` [INFO] [stdout] 1ffebbd571bff0e7a8bac3d44c1d66da6036d5d44188ddbe73d0eba68eb1cf38