[INFO] cloning repository https://github.com/MaxenceHanin/Mwanamke
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MaxenceHanin/Mwanamke" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxenceHanin%2FMwanamke", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxenceHanin%2FMwanamke'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f99ac47b1a82a4de616a8794ca8169189dbd9bca
[INFO] checking MaxenceHanin/Mwanamke against try#79452e8441468c5568c20bfca2aa1fe75b645b2d for pr-152210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxenceHanin%2FMwanamke" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MaxenceHanin/Mwanamke
[INFO] finished tweaking git repo https://github.com/MaxenceHanin/Mwanamke
[INFO] tweaked toml for git repo https://github.com/MaxenceHanin/Mwanamke written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MaxenceHanin/Mwanamke on toolchain 79452e8441468c5568c20bfca2aa1fe75b645b2d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MaxenceHanin/Mwanamke 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" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "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 MaxenceHanin/Mwanamke against try#79452e8441468c5568c20bfca2aa1fe75b645b2d for pr-152210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaxenceHanin%2FMwanamke" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MaxenceHanin/Mwanamke
[INFO] finished tweaking git repo https://github.com/MaxenceHanin/Mwanamke
[INFO] tweaked toml for git repo https://github.com/MaxenceHanin/Mwanamke written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MaxenceHanin/Mwanamke on toolchain 79452e8441468c5568c20bfca2aa1fe75b645b2d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MaxenceHanin/Mwanamke 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" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a582cc27d993eef34bc4868c45153ccba45452f37b1fa5b9cd0369721aca3046
[INFO] running `Command { std: "docker" "start" "-a" "a582cc27d993eef34bc4868c45153ccba45452f37b1fa5b9cd0369721aca3046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a582cc27d993eef34bc4868c45153ccba45452f37b1fa5b9cd0369721aca3046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a582cc27d993eef34bc4868c45153ccba45452f37b1fa5b9cd0369721aca3046", kill_on_drop: false }`
[INFO] [stdout] a582cc27d993eef34bc4868c45153ccba45452f37b1fa5b9cd0369721aca3046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+79452e8441468c5568c20bfca2aa1fe75b645b2d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1af62fc70c5f0c2f9526a638631db4fd25bbd1d368dfbd89bf45583767f6f059
[INFO] running `Command { std: "docker" "start" "-a" "1af62fc70c5f0c2f9526a638631db4fd25bbd1d368dfbd89bf45583767f6f059", kill_on_drop: false }`
[INFO] [stderr]     Checking lib-mwanamke v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stdout] error[E0428]: the name `bounds` is defined multiple times
[INFO] [stdout]  --> lib/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod bounds;
[INFO] [stdout]   | --------------- previous definition of the module `bounds` here
[INFO] [stdout] ...
[INFO] [stdout] 5 | pub mod bounds;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^ `bounds` redefined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `bounds` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> lib/src/bounds.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |     let mut res = Vec::new();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `nb` is never read
[INFO] [stdout]   --> lib/src/bounds.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut nb =0;
[INFO] [stdout]    |                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `max_ev_rate` is never read
[INFO] [stdout]   --> lib/src/bounds.rs:84:26
[INFO] [stdout]    |
[INFO] [stdout] 84 |     let mut max_ev_rate =(0,0);
[INFO] [stdout]    |                          ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0428`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lib-mwanamke` (lib) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "1af62fc70c5f0c2f9526a638631db4fd25bbd1d368dfbd89bf45583767f6f059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af62fc70c5f0c2f9526a638631db4fd25bbd1d368dfbd89bf45583767f6f059", kill_on_drop: false }`
[INFO] [stdout] 1af62fc70c5f0c2f9526a638631db4fd25bbd1d368dfbd89bf45583767f6f059