[INFO] cloning repository https://github.com/mmelas/ordo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmelas/ordo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmelas%2Fordo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmelas%2Fordo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2038f7617690075b23f81bd335a4baf01df696f
[INFO] testing mmelas/ordo against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmelas%2Fordo" "/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/mmelas/ordo on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mmelas/ordo
[INFO] finished tweaking git repo https://github.com/mmelas/ordo
[INFO] tweaked toml for git repo https://github.com/mmelas/ordo written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mmelas/ordo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] a945be19fd58c41ec8b44f405162778ed80b188a8b2d33578db067e4f234bcae
[INFO] running `Command { std: "docker" "start" "-a" "a945be19fd58c41ec8b44f405162778ed80b188a8b2d33578db067e4f234bcae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a945be19fd58c41ec8b44f405162778ed80b188a8b2d33578db067e4f234bcae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a945be19fd58c41ec8b44f405162778ed80b188a8b2d33578db067e4f234bcae", kill_on_drop: false }`
[INFO] [stdout] a945be19fd58c41ec8b44f405162778ed80b188a8b2d33578db067e4f234bcae
[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=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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 076d159082a37fc909084cb02c1d825d5577fe638c333300baf3f5ef846f987a
[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" "076d159082a37fc909084cb02c1d825d5577fe638c333300baf3f5ef846f987a", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling ordo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]  --> src/fifo.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::{Arc};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MutexGuard`, `Mutex`
[INFO] [stdout]  --> src/fifo.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use parking_lot::{Mutex, MutexGuard};
[INFO] [stdout]   |                   ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/fifo.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/fifo.rs:74:37
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub unsafe fn update(&mut self, i: usize, v: i64) {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `curr_i`
[INFO] [stdout]   --> src/fifo.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     curr_i: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/fifo.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn size(&self) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "076d159082a37fc909084cb02c1d825d5577fe638c333300baf3f5ef846f987a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076d159082a37fc909084cb02c1d825d5577fe638c333300baf3f5ef846f987a", kill_on_drop: false }`
[INFO] [stdout] 076d159082a37fc909084cb02c1d825d5577fe638c333300baf3f5ef846f987a
[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=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" "+1.60.0" "test" "--frozen" "--no-run" "--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] 356fc2555059eed538ed4a7318e1f8f935c5fdd9d3043ac535890b1a769ba96d
[INFO] running `Command { std: "docker" "start" "-a" "356fc2555059eed538ed4a7318e1f8f935c5fdd9d3043ac535890b1a769ba96d", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling ordo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]  --> src/fifo.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::{Arc};
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MutexGuard`, `Mutex`
[INFO] [stdout]  --> src/fifo.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use parking_lot::{Mutex, MutexGuard};
[INFO] [stdout]   |                   ^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]  --> src/fifo.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::Instant;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/fifo.rs:74:37
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub unsafe fn update(&mut self, i: usize, v: i64) {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `curr_i`
[INFO] [stdout]   --> src/fifo.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     curr_i: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `size`
[INFO] [stdout]   --> src/fifo.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn size(&self) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "356fc2555059eed538ed4a7318e1f8f935c5fdd9d3043ac535890b1a769ba96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356fc2555059eed538ed4a7318e1f8f935c5fdd9d3043ac535890b1a769ba96d", kill_on_drop: false }`
[INFO] [stdout] 356fc2555059eed538ed4a7318e1f8f935c5fdd9d3043ac535890b1a769ba96d
[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=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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b2f253efce7f648f5e2ae56b2f4bf6e5a2b52a794b3bb498833660e45d7140e
[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" "4b2f253efce7f648f5e2ae56b2f4bf6e5a2b52a794b3bb498833660e45d7140e", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr] warning: unused import: `Arc`
[INFO] [stderr]  --> src/fifo.rs:1:17
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::sync::{Arc};
[INFO] [stderr]   |                 ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `MutexGuard`, `Mutex`
[INFO] [stderr]  --> src/fifo.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use parking_lot::{Mutex, MutexGuard};
[INFO] [stderr]   |                   ^^^^^  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Instant`
[INFO] [stderr]  --> src/fifo.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::time::Instant;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/fifo.rs:74:37
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub unsafe fn update(&mut self, i: usize, v: i64) {
[INFO] [stderr]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `curr_i`
[INFO] [stderr]   --> src/fifo.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     curr_i: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `size`
[INFO] [stderr]   --> src/fifo.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn size(&self) -> usize {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ordo` (bin "ordo" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ordo-c57abf29838ad04c)
[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" "4b2f253efce7f648f5e2ae56b2f4bf6e5a2b52a794b3bb498833660e45d7140e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2f253efce7f648f5e2ae56b2f4bf6e5a2b52a794b3bb498833660e45d7140e", kill_on_drop: false }`
[INFO] [stdout] 4b2f253efce7f648f5e2ae56b2f4bf6e5a2b52a794b3bb498833660e45d7140e