[INFO] cloning repository https://github.com/Mabinogiysk/iou_range
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mabinogiysk/iou_range" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabinogiysk%2Fiou_range", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabinogiysk%2Fiou_range'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e2053f8151fb45f9f90703538a8fed008604988
[INFO] testing Mabinogiysk/iou_range against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabinogiysk%2Fiou_range" "/workspace/builds/worker-78/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mabinogiysk/iou_range on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mabinogiysk/iou_range
[INFO] finished tweaking git repo https://github.com/Mabinogiysk/iou_range
[INFO] tweaked toml for git repo https://github.com/Mabinogiysk/iou_range written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] crate git repo https://github.com/Mabinogiysk/iou_range already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e524ac8541b7659b26832ef40863db4ae4eb56a2d1bddbddd0f28954f16eb6ec
[INFO] running `Command { std: "docker" "start" "-a" "e524ac8541b7659b26832ef40863db4ae4eb56a2d1bddbddd0f28954f16eb6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e524ac8541b7659b26832ef40863db4ae4eb56a2d1bddbddd0f28954f16eb6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e524ac8541b7659b26832ef40863db4ae4eb56a2d1bddbddd0f28954f16eb6ec", kill_on_drop: false }`
[INFO] [stdout] e524ac8541b7659b26832ef40863db4ae4eb56a2d1bddbddd0f28954f16eb6ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26247cc769c181a2bcec4d3c8762662cc389daa0c41b84fa448af4f75b8cd20d
[INFO] running `Command { std: "docker" "start" "-a" "26247cc769c181a2bcec4d3c8762662cc389daa0c41b84fa448af4f75b8cd20d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling iou_range v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `random_box` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct random_box<R: Rng>{
[INFO] [stdout]   |        ^^^^^^^^^^ help: convert the identifier to upper camel case: `RandomBox`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.31s
[INFO] running `Command { std: "docker" "inspect" "26247cc769c181a2bcec4d3c8762662cc389daa0c41b84fa448af4f75b8cd20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26247cc769c181a2bcec4d3c8762662cc389daa0c41b84fa448af4f75b8cd20d", kill_on_drop: false }`
[INFO] [stdout] 26247cc769c181a2bcec4d3c8762662cc389daa0c41b84fa448af4f75b8cd20d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0f07901e7b85f5a3dbdadcb4d9b5a6cdcd3e9236df25f7e275f4131463293cd
[INFO] running `Command { std: "docker" "start" "-a" "d0f07901e7b85f5a3dbdadcb4d9b5a6cdcd3e9236df25f7e275f4131463293cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iou_range v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `random_box` should have an upper camel case name
[INFO] [stdout]  --> src/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct random_box<R: Rng>{
[INFO] [stdout]   |        ^^^^^^^^^^ help: convert the identifier to upper camel case: `RandomBox`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "d0f07901e7b85f5a3dbdadcb4d9b5a6cdcd3e9236df25f7e275f4131463293cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0f07901e7b85f5a3dbdadcb4d9b5a6cdcd3e9236df25f7e275f4131463293cd", kill_on_drop: false }`
[INFO] [stdout] d0f07901e7b85f5a3dbdadcb4d9b5a6cdcd3e9236df25f7e275f4131463293cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7b7e88ad3dd05bddf0df83e757d380989d268e3e0fb7ccae0f4307f51e8f1e3
[INFO] running `Command { std: "docker" "start" "-a" "e7b7e88ad3dd05bddf0df83e757d380989d268e3e0fb7ccae0f4307f51e8f1e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: type `random_box` should have an upper camel case name
[INFO] [stderr]  --> src/main.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct random_box<R: Rng>{
[INFO] [stderr]   |        ^^^^^^^^^^ help: convert the identifier to upper camel case: `RandomBox`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `iou_range` (bin "iou_range" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iou_range-523d45aa7afe8e9f)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e7b7e88ad3dd05bddf0df83e757d380989d268e3e0fb7ccae0f4307f51e8f1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b7e88ad3dd05bddf0df83e757d380989d268e3e0fb7ccae0f4307f51e8f1e3", kill_on_drop: false }`
[INFO] [stdout] e7b7e88ad3dd05bddf0df83e757d380989d268e3e0fb7ccae0f4307f51e8f1e3