[INFO] cloning repository https://github.com/HaNaK0/project_manager
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HaNaK0/project_manager" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaNaK0%2Fproject_manager", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaNaK0%2Fproject_manager'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54dcca71e2cb780c9ab30f98fcf9d9745e67eeca
[INFO] checking HaNaK0/project_manager against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaNaK0%2Fproject_manager" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HaNaK0/project_manager on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HaNaK0/project_manager
[INFO] finished tweaking git repo https://github.com/HaNaK0/project_manager
[INFO] tweaked toml for git repo https://github.com/HaNaK0/project_manager written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HaNaK0/project_manager 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v1.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 214d98c2ef4edef4adbaca7bc810e4087bf9e23a3effd088e08c17d0fdadd89a
[INFO] running `Command { std: "docker" "start" "-a" "214d98c2ef4edef4adbaca7bc810e4087bf9e23a3effd088e08c17d0fdadd89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "214d98c2ef4edef4adbaca7bc810e4087bf9e23a3effd088e08c17d0fdadd89a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214d98c2ef4edef4adbaca7bc810e4087bf9e23a3effd088e08c17d0fdadd89a", kill_on_drop: false }`
[INFO] [stdout] 214d98c2ef4edef4adbaca7bc810e4087bf9e23a3effd088e08c17d0fdadd89a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb4a8a080bc4308985405f0819f09640ed617875d92d291135b60f312442ef52
[INFO] running `Command { std: "docker" "start" "-a" "cb4a8a080bc4308985405f0819f09640ed617875d92d291135b60f312442ef52", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simple_logger v1.13.0
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking project_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `project_name`
[INFO] [stdout]    --> src/main.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn open_project(project_name: &str) -> Result<()> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_project_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `project_name`
[INFO] [stdout]    --> src/main.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn open_project(project_name: &str) -> Result<()> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_project_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.22s
[INFO] running `Command { std: "docker" "inspect" "cb4a8a080bc4308985405f0819f09640ed617875d92d291135b60f312442ef52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4a8a080bc4308985405f0819f09640ed617875d92d291135b60f312442ef52", kill_on_drop: false }`
[INFO] [stdout] cb4a8a080bc4308985405f0819f09640ed617875d92d291135b60f312442ef52
[INFO] checking HaNaK0/project_manager against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHaNaK0%2Fproject_manager" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HaNaK0/project_manager on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HaNaK0/project_manager
[INFO] finished tweaking git repo https://github.com/HaNaK0/project_manager
[INFO] tweaked toml for git repo https://github.com/HaNaK0/project_manager written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/HaNaK0/project_manager 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e1f25bcb9af6011e4e0c0da89963784f0a578724f753400c8cb1a2af05a0aa6
[INFO] running `Command { std: "docker" "start" "-a" "2e1f25bcb9af6011e4e0c0da89963784f0a578724f753400c8cb1a2af05a0aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e1f25bcb9af6011e4e0c0da89963784f0a578724f753400c8cb1a2af05a0aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e1f25bcb9af6011e4e0c0da89963784f0a578724f753400c8cb1a2af05a0aa6", kill_on_drop: false }`
[INFO] [stdout] 2e1f25bcb9af6011e4e0c0da89963784f0a578724f753400c8cb1a2af05a0aa6
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1073402696b906d26d35be64093bb2254ae1480fd5d52a65c0ab8b1d657f6e9e
[INFO] running `Command { std: "docker" "start" "-a" "1073402696b906d26d35be64093bb2254ae1480fd5d52a65c0ab8b1d657f6e9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking simple_logger v1.13.0
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking project_manager v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `project_name`
[INFO] [stdout]    --> src/main.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn open_project(project_name: &str) -> Result<()> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_project_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `project_name`
[INFO] [stdout]    --> src/main.rs:119:17
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn open_project(project_name: &str) -> Result<()> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_project_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.11s
[INFO] running `Command { std: "docker" "inspect" "1073402696b906d26d35be64093bb2254ae1480fd5d52a65c0ab8b1d657f6e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1073402696b906d26d35be64093bb2254ae1480fd5d52a65c0ab8b1d657f6e9e", kill_on_drop: false }`
[INFO] [stdout] 1073402696b906d26d35be64093bb2254ae1480fd5d52a65c0ab8b1d657f6e9e