[INFO] cloning repository https://github.com/Sigmarik/RUST
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sigmarik/RUST" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSigmarik%2FRUST", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSigmarik%2FRUST'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e39be191c434e416c89a057626b047e3fde4b733
[INFO] testing Sigmarik/RUST against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSigmarik%2FRUST" "/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/Sigmarik/RUST on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Sigmarik/RUST
[INFO] finished tweaking git repo https://github.com/Sigmarik/RUST
[INFO] tweaked toml for git repo https://github.com/Sigmarik/RUST written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Sigmarik/RUST already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7db4c1eb8a52143957e4349a8796b6564b8cb69f461db1a7df73dd4acb65ecb
[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" "b7db4c1eb8a52143957e4349a8796b6564b8cb69f461db1a7df73dd4acb65ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7db4c1eb8a52143957e4349a8796b6564b8cb69f461db1a7df73dd4acb65ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7db4c1eb8a52143957e4349a8796b6564b8cb69f461db1a7df73dd4acb65ecb", kill_on_drop: false }`
[INFO] [stdout] b7db4c1eb8a52143957e4349a8796b6564b8cb69f461db1a7df73dd4acb65ecb
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0af43475a51ed30d060e98c01a3f8b0e53f65d57f3282ee650d793c0eb64d3b7
[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" "0af43475a51ed30d060e98c01a3f8b0e53f65d57f3282ee650d793c0eb64d3b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling text_io v0.1.8
[INFO] [stderr]    Compiling untitled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `point` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type point = (i32, i32);
[INFO] [stdout]   |      ^^^^^ help: convert the identifier to upper camel case: `Point`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `fig` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | type fig = (i32, i32, i32);
[INFO] [stdout]   |      ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Fig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `field` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct field {figs : Vec<fig>}
[INFO] [stdout]   |        ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/main.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/main.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `OK` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut OK : bool = true;
[INFO] [stdout]    |                 ^^ help: convert the identifier to snake case (notice the capitalization): `ok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]   --> src/main.rs:48:25
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stdout]    |                         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]   --> src/main.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stdout]    |                            ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `OK` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 let mut OK : bool = true;
[INFO] [stdout]    |                         ^^ help: convert the identifier to snake case (notice the capitalization): `ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "0af43475a51ed30d060e98c01a3f8b0e53f65d57f3282ee650d793c0eb64d3b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0af43475a51ed30d060e98c01a3f8b0e53f65d57f3282ee650d793c0eb64d3b7", kill_on_drop: false }`
[INFO] [stdout] 0af43475a51ed30d060e98c01a3f8b0e53f65d57f3282ee650d793c0eb64d3b7
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5157572e6a1fb061f23969ad366f243b291a9d53ce4dfdc0c0b822ccb0ebbac7
[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" "5157572e6a1fb061f23969ad366f243b291a9d53ce4dfdc0c0b822ccb0ebbac7", kill_on_drop: false }`
[INFO] [stderr]    Compiling untitled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `point` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | type point = (i32, i32);
[INFO] [stdout]   |      ^^^^^ help: convert the identifier to upper camel case: `Point`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `fig` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:4:6
[INFO] [stdout]   |
[INFO] [stdout] 4 | type fig = (i32, i32, i32);
[INFO] [stdout]   |      ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Fig`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `field` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct field {figs : Vec<fig>}
[INFO] [stdout]   |        ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/main.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/main.rs:48:22
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `OK` should have a snake case name
[INFO] [stdout]   --> src/main.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut OK : bool = true;
[INFO] [stdout]    |                 ^^ help: convert the identifier to snake case (notice the capitalization): `ok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `X` should have a snake case name
[INFO] [stdout]   --> src/main.rs:48:25
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stdout]    |                         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]   --> src/main.rs:48:28
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stdout]    |                            ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `OK` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 let mut OK : bool = true;
[INFO] [stdout]    |                         ^^ help: convert the identifier to snake case (notice the capitalization): `ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5157572e6a1fb061f23969ad366f243b291a9d53ce4dfdc0c0b822ccb0ebbac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5157572e6a1fb061f23969ad366f243b291a9d53ce4dfdc0c0b822ccb0ebbac7", kill_on_drop: false }`
[INFO] [stdout] 5157572e6a1fb061f23969ad366f243b291a9d53ce4dfdc0c0b822ccb0ebbac7
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e3999d0f65eaad58057f489f0204015137f6ccaec58aca9762d6d2703f0d5300
[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" "e3999d0f65eaad58057f489f0204015137f6ccaec58aca9762d6d2703f0d5300", kill_on_drop: false }`
[INFO] [stderr] warning: type `point` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:3:6
[INFO] [stderr]   |
[INFO] [stderr] 3 | type point = (i32, i32);
[INFO] [stderr]   |      ^^^^^ help: convert the identifier to upper camel case: `Point`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `fig` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:4:6
[INFO] [stderr]   |
[INFO] [stderr] 4 | type fig = (i32, i32, i32);
[INFO] [stderr]   |      ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Fig`
[INFO] [stderr] 
[INFO] [stderr] warning: type `field` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct field {figs : Vec<fig>}
[INFO] [stderr]   |        ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Field`
[INFO] [stderr] 
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/main.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(while_true)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/main.rs:48:22
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stderr]    |                      ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `OK` should have a snake case name
[INFO] [stderr]   --> src/main.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let mut OK : bool = true;
[INFO] [stderr]    |                 ^^ help: convert the identifier to snake case (notice the capitalization): `ok`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]   --> src/main.rs:48:25
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stderr]    |                         ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]   --> src/main.rs:48:28
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 let (t, X, Y) = *self.figs.get(f).unwrap();
[INFO] [stderr]    |                            ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `OK` should have a snake case name
[INFO] [stderr]   --> src/main.rs:63:25
[INFO] [stderr]    |
[INFO] [stderr] 63 |                 let mut OK : bool = true;
[INFO] [stderr]    |                         ^^ help: convert the identifier to snake case (notice the capitalization): `ok`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/untitled-2bbafe394c368963
[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" "e3999d0f65eaad58057f489f0204015137f6ccaec58aca9762d6d2703f0d5300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3999d0f65eaad58057f489f0204015137f6ccaec58aca9762d6d2703f0d5300", kill_on_drop: false }`
[INFO] [stdout] e3999d0f65eaad58057f489f0204015137f6ccaec58aca9762d6d2703f0d5300