[INFO] cloning repository https://github.com/shdblowers/tindalos [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shdblowers/tindalos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshdblowers%2Ftindalos", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshdblowers%2Ftindalos'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c8c71fbbe1f0aeebf4f077fdfd7a3cf6716a788 [INFO] testing shdblowers/tindalos against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshdblowers%2Ftindalos" "/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/shdblowers/tindalos on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shdblowers/tindalos [INFO] finished tweaking git repo https://github.com/shdblowers/tindalos [INFO] tweaked toml for git repo https://github.com/shdblowers/tindalos written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/shdblowers/tindalos already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8620d7846f7ce1bed0cdc48d6cfc3a1de59a0d4542016a13a5a8948455b1ebb8 [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" "8620d7846f7ce1bed0cdc48d6cfc3a1de59a0d4542016a13a5a8948455b1ebb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8620d7846f7ce1bed0cdc48d6cfc3a1de59a0d4542016a13a5a8948455b1ebb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8620d7846f7ce1bed0cdc48d6cfc3a1de59a0d4542016a13a5a8948455b1ebb8", kill_on_drop: false }` [INFO] [stdout] 8620d7846f7ce1bed0cdc48d6cfc3a1de59a0d4542016a13a5a8948455b1ebb8 [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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb430c9068d57d4e56e3e426c3123ee842e29716ae0061b2dbec4dd4a69fafd1 [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" "cb430c9068d57d4e56e3e426c3123ee842e29716ae0061b2dbec4dd4a69fafd1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling toml v0.5.3 [INFO] [stderr] Compiling tindalos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `tasks_struct` [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut tasks_struct: Tasks = get_tasks(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tasks_struct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `task_id` [INFO] [stdout] --> src/lib.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn start(task_id: u32) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_task_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut tasks_struct: Tasks = get_tasks(); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.41s [INFO] running `Command { std: "docker" "inspect" "cb430c9068d57d4e56e3e426c3123ee842e29716ae0061b2dbec4dd4a69fafd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb430c9068d57d4e56e3e426c3123ee842e29716ae0061b2dbec4dd4a69fafd1", kill_on_drop: false }` [INFO] [stdout] cb430c9068d57d4e56e3e426c3123ee842e29716ae0061b2dbec4dd4a69fafd1 [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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c2824f5f6fa0fd495a267e720f2c6eea7e80551e6ad00b2daeb5bcf944b7f27 [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" "7c2824f5f6fa0fd495a267e720f2c6eea7e80551e6ad00b2daeb5bcf944b7f27", kill_on_drop: false }` [INFO] [stderr] Compiling tindalos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `tasks_struct` [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut tasks_struct: Tasks = get_tasks(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tasks_struct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `task_id` [INFO] [stdout] --> src/lib.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn start(task_id: u32) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_task_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut tasks_struct: Tasks = get_tasks(); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tasks_struct` [INFO] [stdout] --> src/lib.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut tasks_struct: Tasks = get_tasks(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tasks_struct` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `task_id` [INFO] [stdout] --> src/lib.rs:39:14 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn start(task_id: u32) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_task_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut tasks_struct: Tasks = get_tasks(); [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "7c2824f5f6fa0fd495a267e720f2c6eea7e80551e6ad00b2daeb5bcf944b7f27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c2824f5f6fa0fd495a267e720f2c6eea7e80551e6ad00b2daeb5bcf944b7f27", kill_on_drop: false }` [INFO] [stdout] 7c2824f5f6fa0fd495a267e720f2c6eea7e80551e6ad00b2daeb5bcf944b7f27 [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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] cd940c02cb4b4e7aff2b1cd62832d22f06b050d354ab3bca1a656f4f4220dd0d [INFO] running `Command { std: "docker" "start" "-a" "cd940c02cb4b4e7aff2b1cd62832d22f06b050d354ab3bca1a656f4f4220dd0d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `tasks_struct` [INFO] [stderr] --> src/lib.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | let mut tasks_struct: Tasks = get_tasks(); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tasks_struct` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `task_id` [INFO] [stderr] --> src/lib.rs:39:14 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn start(task_id: u32) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_task_id` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let mut tasks_struct: Tasks = get_tasks(); [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: `tindalos` (lib) generated 3 warnings [INFO] [stderr] warning: `tindalos` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.88s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tindalos-7d92e581c155790a) [INFO] [stdout] running 1 test [INFO] [stdout] test tests::uses_next_lowest_unused_int_for_task_number ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tindalos-c54e5dcdd1808728) [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] Doc-tests tindalos [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" "cd940c02cb4b4e7aff2b1cd62832d22f06b050d354ab3bca1a656f4f4220dd0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd940c02cb4b4e7aff2b1cd62832d22f06b050d354ab3bca1a656f4f4220dd0d", kill_on_drop: false }` [INFO] [stdout] cd940c02cb4b4e7aff2b1cd62832d22f06b050d354ab3bca1a656f4f4220dd0d