[INFO] cloning repository https://github.com/evuez/evolutions
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evuez/evolutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevuez%2Fevolutions", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevuez%2Fevolutions'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67e0176926db3f89054d0bd79fd5774166b4fcd8
[INFO] checking evuez/evolutions against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevuez%2Fevolutions" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/evuez/evolutions on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/evuez/evolutions
[INFO] finished tweaking git repo https://github.com/evuez/evolutions
[INFO] tweaked toml for git repo https://github.com/evuez/evolutions written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/evuez/evolutions already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 736da328c81435e1caaba1d5a31e4b393905a961d74ac10a0dab773bd93aef68
[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" "736da328c81435e1caaba1d5a31e4b393905a961d74ac10a0dab773bd93aef68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "736da328c81435e1caaba1d5a31e4b393905a961d74ac10a0dab773bd93aef68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736da328c81435e1caaba1d5a31e4b393905a961d74ac10a0dab773bd93aef68", kill_on_drop: false }`
[INFO] [stdout] 736da328c81435e1caaba1d5a31e4b393905a961d74ac10a0dab773bd93aef68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df7d921414cc17ac717577e8baa105059cc0987ca2770e004563ae0e35a291cb
[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" "df7d921414cc17ac717577e8baa105059cc0987ca2770e004563ae0e35a291cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking evolutions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand::XorShiftRng`
[INFO] [stdout]  --> src/body.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{XorShiftRng, SeedableRng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^ no `XorShiftRng` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::distributions::Sample`
[INFO] [stdout]  --> src/body.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::distributions::Sample;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Sample` in `distributions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `normal` is private
[INFO] [stdout]    --> src/body.rs:3:26
[INFO] [stdout]     |
[INFO] [stdout] 3   | use rand::distributions::normal::Normal;
[INFO] [stdout]     |                          ^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `normal` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.7.3/src/distributions/mod.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 | #[cfg(feature = "std")] mod normal;
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeedableRng`
[INFO] [stdout]  --> src/body.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{XorShiftRng, SeedableRng, Rng};
[INFO] [stdout]   |                         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TURN_LEFT` should have an upper camel case name
[INFO] [stdout]   --> src/body.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     TURN_LEFT,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `TurnLeft`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TURN_RIGHT` should have an upper camel case name
[INFO] [stdout]   --> src/body.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     TURN_RIGHT,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `TurnRight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     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 import: `Rng`
[INFO] [stdout]  --> src/body.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{XorShiftRng, SeedableRng, Rng};
[INFO] [stdout]   |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `evolutions`
[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 `rand::XorShiftRng`
[INFO] [stdout]  --> src/body.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{XorShiftRng, SeedableRng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^ no `XorShiftRng` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::distributions::Sample`
[INFO] [stdout]  --> src/body.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::distributions::Sample;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Sample` in `distributions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `normal` is private
[INFO] [stdout]    --> src/body.rs:3:26
[INFO] [stdout]     |
[INFO] [stdout] 3   | use rand::distributions::normal::Normal;
[INFO] [stdout]     |                          ^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `normal` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.7.3/src/distributions/mod.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 | #[cfg(feature = "std")] mod normal;
[INFO] [stdout]     |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SeedableRng`
[INFO] [stdout]  --> src/body.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{XorShiftRng, SeedableRng, Rng};
[INFO] [stdout]   |                         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TURN_LEFT` should have an upper camel case name
[INFO] [stdout]   --> src/body.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     TURN_LEFT,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `TurnLeft`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `TURN_RIGHT` should have an upper camel case name
[INFO] [stdout]   --> src/body.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     TURN_RIGHT,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to upper camel case: `TurnRight`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     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 import: `Rng`
[INFO] [stdout]  --> src/body.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{XorShiftRng, SeedableRng, Rng};
[INFO] [stdout]   |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "df7d921414cc17ac717577e8baa105059cc0987ca2770e004563ae0e35a291cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7d921414cc17ac717577e8baa105059cc0987ca2770e004563ae0e35a291cb", kill_on_drop: false }`
[INFO] [stdout] df7d921414cc17ac717577e8baa105059cc0987ca2770e004563ae0e35a291cb