[INFO] cloning repository https://github.com/aiyanbo/chup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aiyanbo/chup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faiyanbo%2Fchup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faiyanbo%2Fchup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac043cc53fd19e5ed9a2296fa792387e1e1e8914
[INFO] checking aiyanbo/chup against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faiyanbo%2Fchup" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/aiyanbo/chup
[INFO] finished tweaking git repo https://github.com/aiyanbo/chup
[INFO] tweaked toml for git repo https://github.com/aiyanbo/chup written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aiyanbo/chup on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aiyanbo/chup 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03d1d739bb2e8a6ec4195141700223892d6f873eb4579c7e9104619b63f1a9d5
[INFO] running `Command { std: "docker" "start" "-a" "03d1d739bb2e8a6ec4195141700223892d6f873eb4579c7e9104619b63f1a9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03d1d739bb2e8a6ec4195141700223892d6f873eb4579c7e9104619b63f1a9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d1d739bb2e8a6ec4195141700223892d6f873eb4579c7e9104619b63f1a9d5", kill_on_drop: false }`
[INFO] [stdout] 03d1d739bb2e8a6ec4195141700223892d6f873eb4579c7e9104619b63f1a9d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01180b2aae16996575fdad46158dabb1fad24197ea817d364d7779497e77c71c
[INFO] running `Command { std: "docker" "start" "-a" "01180b2aae16996575fdad46158dabb1fad24197ea817d364d7779497e77c71c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]    Compiling clap_derive v3.0.0-rc.4
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.9
[INFO] [stderr]     Checking clap v3.0.0-rc.4
[INFO] [stderr]     Checking serde v1.0.131
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking reqwest v0.11.7
[INFO] [stderr]     Checking chup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 | /     /// Base dir
[INFO] [stdout] 156 | |     path: String,
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | /     /// Execute stage
[INFO] [stdout] 158 | |     stage: String,
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chup` (bin "chup") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 | /     /// Base dir
[INFO] [stdout] 156 | |     path: String,
[INFO] [stdout]     | |________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/main.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | /     /// Execute stage
[INFO] [stdout] 158 | |     stage: String,
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chup` (bin "chup" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "01180b2aae16996575fdad46158dabb1fad24197ea817d364d7779497e77c71c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01180b2aae16996575fdad46158dabb1fad24197ea817d364d7779497e77c71c", kill_on_drop: false }`
[INFO] [stdout] 01180b2aae16996575fdad46158dabb1fad24197ea817d364d7779497e77c71c