[INFO] cloning repository https://github.com/mashimashica/MCSS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mashimashica/MCSS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmashimashica%2FMCSS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmashimashica%2FMCSS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 016b4420dcc4a9bce61c617d73e10d1bb2751d9d
[INFO] checking mashimashica/MCSS against try#5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmashimashica%2FMCSS" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mashimashica/MCSS
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/mashimashica/MCSS
[INFO] tweaked toml for git repo https://github.com/mashimashica/MCSS written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mashimashica/MCSS on toolchain 5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mashimashica/MCSS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking mashimashica/MCSS against try#5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmashimashica%2FMCSS" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mashimashica/MCSS
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/mashimashica/MCSS
[INFO] tweaked toml for git repo https://github.com/mashimashica/MCSS written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mashimashica/MCSS on toolchain 5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mashimashica/MCSS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d2206ac00c96154ee110d77681060da1431f4f02c9bd68407b812873ce8c319
[INFO] running `Command { std: "docker" "start" "-a" "7d2206ac00c96154ee110d77681060da1431f4f02c9bd68407b812873ce8c319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d2206ac00c96154ee110d77681060da1431f4f02c9bd68407b812873ce8c319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d2206ac00c96154ee110d77681060da1431f4f02c9bd68407b812873ce8c319", kill_on_drop: false }`
[INFO] [stdout] 7d2206ac00c96154ee110d77681060da1431f4f02c9bd68407b812873ce8c319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+5ef65a4ed75279dc1b7a26cedc27293a9f4ca8db" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e736762f1716e6937394c19e1b262bafb44056a21dda85de2bd4ac3b921e0305
[INFO] running `Command { std: "docker" "start" "-a" "e736762f1716e6937394c19e1b262bafb44056a21dda85de2bd4ac3b921e0305", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking uuid v1.10.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking kernel v0.1.0 (/opt/rustwide/workdir/kernel)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> kernel/src/entity.rs:99:18
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn get_state(&self) -> Ref<Variable> {
[INFO] [stdout]    |                  ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn get_state(&self) -> Ref<'_, Variable> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> kernel/src/context.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn get_state(&self) -> Ref<Variable>;
[INFO] [stdout]    |                  ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn get_state(&self) -> Ref<'_, Variable>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> kernel/src/entity.rs:99:18
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn get_state(&self) -> Ref<Variable> {
[INFO] [stdout]    |                  ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn get_state(&self) -> Ref<'_, Variable> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> kernel/src/context.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn get_state(&self) -> Ref<Variable>;
[INFO] [stdout]    |                  ^^^^^     ------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn get_state(&self) -> Ref<'_, Variable>;
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mcss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]   --> examples/epidemic/src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use rand::Rng;
[INFO] [stdout]    |     ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rand`
[INFO] [stdout]   --> examples/epidemic/src/main.rs:74:27
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let mut rng = rand::thread_rng();
[INFO] [stdout]    |                           ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mcss` (example "epidemic") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e736762f1716e6937394c19e1b262bafb44056a21dda85de2bd4ac3b921e0305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e736762f1716e6937394c19e1b262bafb44056a21dda85de2bd4ac3b921e0305", kill_on_drop: false }`
[INFO] [stdout] e736762f1716e6937394c19e1b262bafb44056a21dda85de2bd4ac3b921e0305
