[INFO] cloning repository https://github.com/BrokenShell/rust_dice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrokenShell/rust_dice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrokenShell%2Frust_dice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrokenShell%2Frust_dice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f78407a350eb9481bccb276af8e690e50d77e00f
[INFO] building BrokenShell/rust_dice against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrokenShell%2Frust_dice" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BrokenShell/rust_dice on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BrokenShell/rust_dice
[INFO] finished tweaking git repo https://github.com/BrokenShell/rust_dice
[INFO] tweaked toml for git repo https://github.com/BrokenShell/rust_dice written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BrokenShell/rust_dice 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" "+334963c956d25708feab489a3816ae63f639355d" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80cf2ff4a789116ed8db3f15e004a597a0a38a6a489d0d37d7d67fc922d1ab34
[INFO] running `Command { std: "docker" "start" "-a" "80cf2ff4a789116ed8db3f15e004a597a0a38a6a489d0d37d7d67fc922d1ab34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80cf2ff4a789116ed8db3f15e004a597a0a38a6a489d0d37d7d67fc922d1ab34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80cf2ff4a789116ed8db3f15e004a597a0a38a6a489d0d37d7d67fc922d1ab34", kill_on_drop: false }`
[INFO] [stdout] 80cf2ff4a789116ed8db3f15e004a597a0a38a6a489d0d37d7d67fc922d1ab34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 256f1f4887d932cb23ebcc48471baf6a21bb88774e18d41f97366f197e4d0944
[INFO] running `Command { std: "docker" "start" "-a" "256f1f4887d932cb23ebcc48471baf6a21bb88774e18d41f97366f197e4d0944", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cute v0.3.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rust_dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:15:36
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return c![d(sides) as i16, for i in 0..rolls].iter().sum();
[INFO] [stdout]    |                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: `i` is captured in macro and introduced a unused variable
[INFO] [stdout]   --> src/dice.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return c![d(sides) as i16, for i in 0..rolls].iter().sum();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `c` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut vector = c![d(6), for i in 0..power];
[INFO] [stdout]    |                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: `i` is captured in macro and introduced a unused variable
[INFO] [stdout]   --> src/dice.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut vector = c![d(6), for i in 0..power];
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in the macro `c` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "256f1f4887d932cb23ebcc48471baf6a21bb88774e18d41f97366f197e4d0944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256f1f4887d932cb23ebcc48471baf6a21bb88774e18d41f97366f197e4d0944", kill_on_drop: false }`
[INFO] [stdout] 256f1f4887d932cb23ebcc48471baf6a21bb88774e18d41f97366f197e4d0944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a0f33bfbb982e1ad1d7241b2dac8b1319e496940da107ec2b82cebb4b8753d1
[INFO] running `Command { std: "docker" "start" "-a" "6a0f33bfbb982e1ad1d7241b2dac8b1319e496940da107ec2b82cebb4b8753d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:15:36
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return c![d(sides) as i16, for i in 0..rolls].iter().sum();
[INFO] [stdout]    |                                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: `i` is captured in macro and introduced a unused variable
[INFO] [stdout]   --> src/dice.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     return c![d(sides) as i16, for i in 0..rolls].iter().sum();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `c` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/dice.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut vector = c![d(6), for i in 0..power];
[INFO] [stdout]    |                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: `i` is captured in macro and introduced a unused variable
[INFO] [stdout]   --> src/dice.rs:20:22
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut vector = c![d(6), for i in 0..power];
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: this warning originates in the macro `c` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "6a0f33bfbb982e1ad1d7241b2dac8b1319e496940da107ec2b82cebb4b8753d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0f33bfbb982e1ad1d7241b2dac8b1319e496940da107ec2b82cebb4b8753d1", kill_on_drop: false }`
[INFO] [stdout] 6a0f33bfbb982e1ad1d7241b2dac8b1319e496940da107ec2b82cebb4b8753d1
