[INFO] cloning repository https://github.com/Stuv7CB/guessing-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stuv7CB/guessing-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStuv7CB%2Fguessing-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStuv7CB%2Fguessing-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 79e7e7cc602f5ecb3224056c5dfd7f7225971db2
[INFO] testing Stuv7CB/guessing-game against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStuv7CB%2Fguessing-game" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Stuv7CB/guessing-game on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Stuv7CB/guessing-game
[INFO] finished tweaking git repo https://github.com/Stuv7CB/guessing-game
[INFO] tweaked toml for git repo https://github.com/Stuv7CB/guessing-game written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/Stuv7CB/guessing-game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71b5823b555c298dc77f56170a4b6077db2407e84716c529e3060cda58aaf917
[INFO] running `Command { std: "docker" "start" "-a" "71b5823b555c298dc77f56170a4b6077db2407e84716c529e3060cda58aaf917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71b5823b555c298dc77f56170a4b6077db2407e84716c529e3060cda58aaf917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b5823b555c298dc77f56170a4b6077db2407e84716c529e3060cda58aaf917", kill_on_drop: false }`
[INFO] [stdout] 71b5823b555c298dc77f56170a4b6077db2407e84716c529e3060cda58aaf917
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bf26baa128d4ff9b4c03804160afd8f9543b49b091fde04b3fb5041e422fad3
[INFO] running `Command { std: "docker" "start" "-a" "8bf26baa128d4ff9b4c03804160afd8f9543b49b091fde04b3fb5041e422fad3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.37
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.0
[INFO] [stderr]    Compiling khronos_api v2.1.0
[INFO] [stderr]    Compiling token_store v0.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling piston-float v0.3.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling fixedbitset v0.1.8
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling smallvec v0.6.0
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]    Compiling find_folder v0.3.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling piston-viewport v0.3.0
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling petgraph v0.4.11
[INFO] [stderr]    Compiling stb_truetype v0.2.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling shared_library v0.1.8
[INFO] [stderr]    Compiling x11-dl v2.17.3
[INFO] [stderr]    Compiling dlib v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-sys v0.12.5
[INFO] [stderr]    Compiling ordered-float v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling rusttype v0.4.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling daggy v0.5.0
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling conrod_derive v0.1.0
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.42
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]    Compiling glium v0.20.0
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling wayland-kbd v0.13.1
[INFO] [stderr]    Compiling pistoncore-input v0.20.0
[INFO] [stderr]    Compiling wayland-window v0.13.2
[INFO] [stderr]    Compiling winit v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling conrod v0.58.0
[INFO] [stderr]    Compiling guessing-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/app.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 |         use super::rand::{self, Rng};
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/app.rs:92:27
[INFO] [stdout]    |
[INFO] [stdout] 92 |         use super::rand::{self, Rng};
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `find_folder` is imported redundantly
[INFO] [stdout]    --> src/app.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     use super::find_folder;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/main.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | extern crate find_folder;
[INFO] [stdout]     | ------------------------- the item `find_folder` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.84s
[INFO] running `Command { std: "docker" "inspect" "8bf26baa128d4ff9b4c03804160afd8f9543b49b091fde04b3fb5041e422fad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bf26baa128d4ff9b4c03804160afd8f9543b49b091fde04b3fb5041e422fad3", kill_on_drop: false }`
[INFO] [stdout] 8bf26baa128d4ff9b4c03804160afd8f9543b49b091fde04b3fb5041e422fad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3fda777c1d5647fab0f1ae11bec36d86fa90a4d9672afff7b92124062d2bb59
[INFO] running `Command { std: "docker" "start" "-a" "f3fda777c1d5647fab0f1ae11bec36d86fa90a4d9672afff7b92124062d2bb59", 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] [stderr]    Compiling guessing-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/app.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 |         use super::rand::{self, Rng};
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]   --> src/app.rs:92:27
[INFO] [stdout]    |
[INFO] [stdout] 92 |         use super::rand::{self, Rng};
[INFO] [stdout]    |                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | extern crate rand;
[INFO] [stdout]    | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `find_folder` is imported redundantly
[INFO] [stdout]    --> src/app.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     use super::find_folder;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/main.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | extern crate find_folder;
[INFO] [stdout]     | ------------------------- the item `find_folder` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "f3fda777c1d5647fab0f1ae11bec36d86fa90a4d9672afff7b92124062d2bb59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3fda777c1d5647fab0f1ae11bec36d86fa90a4d9672afff7b92124062d2bb59", kill_on_drop: false }`
[INFO] [stdout] f3fda777c1d5647fab0f1ae11bec36d86fa90a4d9672afff7b92124062d2bb59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a6c145be14395696855707697d0a383fbd9d1ee521e85f46cdb73884d9890ba9
[INFO] running `Command { std: "docker" "start" "-a" "a6c145be14395696855707697d0a383fbd9d1ee521e85f46cdb73884d9890ba9", kill_on_drop: false }`
[INFO] [stderr] warning: the item `rand` is imported redundantly
[INFO] [stderr]   --> src/app.rs:46:27
[INFO] [stderr]    |
[INFO] [stderr] 46 |         use super::rand::{self, Rng};
[INFO] [stderr]    |                           ^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/main.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | extern crate rand;
[INFO] [stderr]    | ------------------ the item `rand` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `rand` is imported redundantly
[INFO] [stderr]   --> src/app.rs:92:27
[INFO] [stderr]    |
[INFO] [stderr] 92 |         use super::rand::{self, Rng};
[INFO] [stderr]    |                           ^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/main.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | extern crate rand;
[INFO] [stderr]    | ------------------ the item `rand` is already imported here
[INFO] [stderr] 
[INFO] [stderr] warning: the item `find_folder` is imported redundantly
[INFO] [stderr]    --> src/app.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |     use super::find_folder;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/main.rs:5:1
[INFO] [stderr]     |
[INFO] [stderr] 5   | extern crate find_folder;
[INFO] [stderr]     | ------------------------- the item `find_folder` is already imported here
[INFO] [stderr] 
[INFO] [stderr] warning: `guessing-game` (bin "guessing-game" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-188c8f96fa757afa)
[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" "a6c145be14395696855707697d0a383fbd9d1ee521e85f46cdb73884d9890ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c145be14395696855707697d0a383fbd9d1ee521e85f46cdb73884d9890ba9", kill_on_drop: false }`
[INFO] [stdout] a6c145be14395696855707697d0a383fbd9d1ee521e85f46cdb73884d9890ba9