[INFO] cloning repository https://github.com/cb372/look_over_there
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cb372/look_over_there" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcb372%2Flook_over_there", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcb372%2Flook_over_there'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 717451460b3f2be14b2e4b2451f748a8e4952bfa
[INFO] checking cb372/look_over_there against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcb372%2Flook_over_there" "/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/cb372/look_over_there on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cb372/look_over_there
[INFO] finished tweaking git repo https://github.com/cb372/look_over_there
[INFO] tweaked toml for git repo https://github.com/cb372/look_over_there written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/cb372/look_over_there already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-12/source/src/look-over-there.rs` was erroneously implicitly accepted for binary `look-over-there`,
[INFO] [stderr] please set bin.path in Cargo.toml
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d7e22c6ea3844908f9d798d5bd3a77ea4133fb0c2d11195ca9f4ad8945d2bc1
[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" "9d7e22c6ea3844908f9d798d5bd3a77ea4133fb0c2d11195ca9f4ad8945d2bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d7e22c6ea3844908f9d798d5bd3a77ea4133fb0c2d11195ca9f4ad8945d2bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d7e22c6ea3844908f9d798d5bd3a77ea4133fb0c2d11195ca9f4ad8945d2bc1", kill_on_drop: false }`
[INFO] [stdout] 9d7e22c6ea3844908f9d798d5bd3a77ea4133fb0c2d11195ca9f4ad8945d2bc1
[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=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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b4789f675b2bef681d59d345197c5cbd834d97f826d23cbacca8ac15b13e076
[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" "9b4789f675b2bef681d59d345197c5cbd834d97f826d23cbacca8ac15b13e076", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/look-over-there.rs` was erroneously implicitly accepted for binary `look-over-there`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Checking look-over-there v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::rand`
[INFO] [stdout]   --> src/look-over-there.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     use std::rand;
[INFO] [stdout]    |         ^^^^^^^^^ no `rand` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]   --> src/look-over-there.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     impl fmt::Show for Direction {
[INFO] [stdout]    |               ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Up` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let values = [Up, Down, Left, Right];
[INFO] [stdout]    |                           ^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Up;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Down` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let values = [Up, Down, Left, Right];
[INFO] [stdout]    |                               ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Down;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Left` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:40:37
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let values = [Up, Down, Left, Right];
[INFO] [stdout]    |                                     ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Left;
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::fmt::Alignment::Left;
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::fmt::rt::v1::Alignment::Left;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Right` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:40:43
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let values = [Up, Down, Left, Right];
[INFO] [stdout]    |                                           ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Right;
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::fmt::Alignment::Right;
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::fmt::rt::v1::Alignment::Right;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Up` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     Up
[INFO] [stdout]    |                     ^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Up;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `look-over-there`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `std::rand`
[INFO] [stdout]   --> src/look-over-there.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     use std::rand;
[INFO] [stdout]    |         ^^^^^^^^^ no `rand` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stdout]   --> src/look-over-there.rs:27:15
[INFO] [stdout]    |
[INFO] [stdout] 27 |     impl fmt::Show for Direction {
[INFO] [stdout]    |               ^^^^ not found in `fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Up` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:40:27
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let values = [Up, Down, Left, Right];
[INFO] [stdout]    |                           ^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Up;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Down` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:40:31
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let values = [Up, Down, Left, Right];
[INFO] [stdout]    |                               ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Down;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Left` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:40:37
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let values = [Up, Down, Left, Right];
[INFO] [stdout]    |                                     ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Left;
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::fmt::Alignment::Left;
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::fmt::rt::v1::Alignment::Left;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Right` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:40:43
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let values = [Up, Down, Left, Right];
[INFO] [stdout]    |                                           ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Right;
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::fmt::Alignment::Right;
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::fmt::rt::v1::Alignment::Right;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Up` in this scope
[INFO] [stdout]   --> src/look-over-there.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     Up
[INFO] [stdout]    |                     ^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this unit variant
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use look_over_there::Direction::Up;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9b4789f675b2bef681d59d345197c5cbd834d97f826d23cbacca8ac15b13e076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b4789f675b2bef681d59d345197c5cbd834d97f826d23cbacca8ac15b13e076", kill_on_drop: false }`
[INFO] [stdout] 9b4789f675b2bef681d59d345197c5cbd834d97f826d23cbacca8ac15b13e076