[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshdblowers%2Ftindalos" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shdblowers/tindalos on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 190acfc3bd3c719df19df2151509ea26a40b961819804a0647854de4783ae088 [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" "190acfc3bd3c719df19df2151509ea26a40b961819804a0647854de4783ae088", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "190acfc3bd3c719df19df2151509ea26a40b961819804a0647854de4783ae088", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "190acfc3bd3c719df19df2151509ea26a40b961819804a0647854de4783ae088", kill_on_drop: false }` [INFO] [stdout] 190acfc3bd3c719df19df2151509ea26a40b961819804a0647854de4783ae088 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b412d9fe4c3f13f28f3d71010b4588d31f1abb23d803c50c95d50d41d6c7f5d6 [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" "b412d9fe4c3f13f28f3d71010b4588d31f1abb23d803c50c95d50d41d6c7f5d6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling quote v1.0.2 [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 25.65s [INFO] running `Command { std: "docker" "inspect" "b412d9fe4c3f13f28f3d71010b4588d31f1abb23d803c50c95d50d41d6c7f5d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b412d9fe4c3f13f28f3d71010b4588d31f1abb23d803c50c95d50d41d6c7f5d6", kill_on_drop: false }` [INFO] [stdout] b412d9fe4c3f13f28f3d71010b4588d31f1abb23d803c50c95d50d41d6c7f5d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b9172ee3ed63f14f741ed2615a77be3430cf7eff63230fc58cb4a0f3d7a38fc3 [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" "b9172ee3ed63f14f741ed2615a77be3430cf7eff63230fc58cb4a0f3d7a38fc3", 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 0.98s [INFO] running `Command { std: "docker" "inspect" "b9172ee3ed63f14f741ed2615a77be3430cf7eff63230fc58cb4a0f3d7a38fc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9172ee3ed63f14f741ed2615a77be3430cf7eff63230fc58cb4a0f3d7a38fc3", kill_on_drop: false }` [INFO] [stdout] b9172ee3ed63f14f741ed2615a77be3430cf7eff63230fc58cb4a0f3d7a38fc3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bbc93aee6639b301186d1946ec040f1420451159f37003623e17af8fed25dee2 [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" "bbc93aee6639b301186d1946ec040f1420451159f37003623e17af8fed25dee2", kill_on_drop: false }` [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: 3 warnings emitted [INFO] [stderr] [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tindalos-3c83338b09e96a83) [INFO] [stdout] running 1 test [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tindalos-2fed9cc2246ab093) [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] [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" "bbc93aee6639b301186d1946ec040f1420451159f37003623e17af8fed25dee2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbc93aee6639b301186d1946ec040f1420451159f37003623e17af8fed25dee2", kill_on_drop: false }` [INFO] [stdout] bbc93aee6639b301186d1946ec040f1420451159f37003623e17af8fed25dee2