[INFO] cloning repository https://github.com/NiklasTreml/logAnon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NiklasTreml/logAnon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiklasTreml%2FlogAnon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiklasTreml%2FlogAnon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 586a01a5db3211198c4c6c5572bd6206e993940c
[INFO] testing NiklasTreml/logAnon against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNiklasTreml%2FlogAnon" "/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/NiklasTreml/logAnon on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NiklasTreml/logAnon
[INFO] finished tweaking git repo https://github.com/NiklasTreml/logAnon
[INFO] tweaked toml for git repo https://github.com/NiklasTreml/logAnon written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/NiklasTreml/logAnon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 6ee13e1cc56252bffd49d90000b435e8968d53685bac30dfe8b381c36f13a74e
[INFO] running `Command { std: "docker" "start" "-a" "6ee13e1cc56252bffd49d90000b435e8968d53685bac30dfe8b381c36f13a74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ee13e1cc56252bffd49d90000b435e8968d53685bac30dfe8b381c36f13a74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee13e1cc56252bffd49d90000b435e8968d53685bac30dfe8b381c36f13a74e", kill_on_drop: false }`
[INFO] [stdout] 6ee13e1cc56252bffd49d90000b435e8968d53685bac30dfe8b381c36f13a74e
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 005dc714d15ed9ed3393fc4b434fe81bf96a937cda885f320a658e45122fb3a5
[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" "005dc714d15ed9ed3393fc4b434fe81bf96a937cda885f320a658e45122fb3a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling lAnon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::time`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::time;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Add`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ops::Add,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `lAnon` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `l_anon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `barTx` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let (barTx, barRx) = mpsc::channel();
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to snake case: `bar_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `barRx` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let (barTx, barRx) = mpsc::channel();
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `bar_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `barSender` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let barSender = barTx.clone();
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `bar_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 barSender.send(1);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.22s
[INFO] running `Command { std: "docker" "inspect" "005dc714d15ed9ed3393fc4b434fe81bf96a937cda885f320a658e45122fb3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "005dc714d15ed9ed3393fc4b434fe81bf96a937cda885f320a658e45122fb3a5", kill_on_drop: false }`
[INFO] [stdout] 005dc714d15ed9ed3393fc4b434fe81bf96a937cda885f320a658e45122fb3a5
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3e8f0e95d911fa2f86d765fcd0d8fdf787897a61d143478151f2fced7e1e7e0
[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" "e3e8f0e95d911fa2f86d765fcd0d8fdf787897a61d143478151f2fced7e1e7e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lAnon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::time`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::time;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ops::Add`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     ops::Add,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `lAnon` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `l_anon`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `barTx` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let (barTx, barRx) = mpsc::channel();
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to snake case: `bar_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `barRx` should have a snake case name
[INFO] [stdout]   --> src/main.rs:32:17
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let (barTx, barRx) = mpsc::channel();
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `bar_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `barSender` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let barSender = barTx.clone();
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `bar_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 barSender.send(1);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "e3e8f0e95d911fa2f86d765fcd0d8fdf787897a61d143478151f2fced7e1e7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3e8f0e95d911fa2f86d765fcd0d8fdf787897a61d143478151f2fced7e1e7e0", kill_on_drop: false }`
[INFO] [stdout] e3e8f0e95d911fa2f86d765fcd0d8fdf787897a61d143478151f2fced7e1e7e0
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 6fb180a08ca539467b3f8f84591c982c553897120948334030e38609e5ca6094
[INFO] running `Command { std: "docker" "start" "-a" "6fb180a08ca539467b3f8f84591c982c553897120948334030e38609e5ca6094", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core::time`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use core::time;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ops::Add`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     ops::Add,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use rand::Rng;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `lAnon` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `l_anon`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `barTx` should have a snake case name
[INFO] [stderr]   --> src/main.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let (barTx, barRx) = mpsc::channel();
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to snake case: `bar_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `barRx` should have a snake case name
[INFO] [stderr]   --> src/main.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let (barTx, barRx) = mpsc::channel();
[INFO] [stderr]    |                 ^^^^^ help: convert the identifier to snake case: `bar_rx`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `barSender` should have a snake case name
[INFO] [stderr]   --> src/main.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let barSender = barTx.clone();
[INFO] [stderr]    |             ^^^^^^^^^ help: convert the identifier to snake case: `bar_sender`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 barSender.send(1);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `lAnon` (bin "lAnon" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lAnon-93300f9f0cf680f7)
[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" "6fb180a08ca539467b3f8f84591c982c553897120948334030e38609e5ca6094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fb180a08ca539467b3f8f84591c982c553897120948334030e38609e5ca6094", kill_on_drop: false }`
[INFO] [stdout] 6fb180a08ca539467b3f8f84591c982c553897120948334030e38609e5ca6094