[INFO] cloning repository https://github.com/JiquanWang99/weather-command-line-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JiquanWang99/weather-command-line-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiquanWang99%2Fweather-command-line-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiquanWang99%2Fweather-command-line-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 132d427193d3401770e1c31e2017b8374ff890b1
[INFO] checking JiquanWang99/weather-command-line-rs 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%2FJiquanWang99%2Fweather-command-line-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JiquanWang99/weather-command-line-rs
[INFO] finished tweaking git repo https://github.com/JiquanWang99/weather-command-line-rs
[INFO] tweaked toml for git repo https://github.com/JiquanWang99/weather-command-line-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JiquanWang99/weather-command-line-rs 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/JiquanWang99/weather-command-line-rs 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 024a78926fc16f4f7b8c7973e40e19254f8cd60d47032e401b42ee3f55afec2e
[INFO] running `Command { std: "docker" "start" "-a" "024a78926fc16f4f7b8c7973e40e19254f8cd60d47032e401b42ee3f55afec2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "024a78926fc16f4f7b8c7973e40e19254f8cd60d47032e401b42ee3f55afec2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024a78926fc16f4f7b8c7973e40e19254f8cd60d47032e401b42ee3f55afec2e", kill_on_drop: false }`
[INFO] [stdout] 024a78926fc16f4f7b8c7973e40e19254f8cd60d47032e401b42ee3f55afec2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 543504ce3c17ea2f3032e884eacfa8cfae2a76bf33c6564e4dbb865896c9acaa
[INFO] running `Command { std: "docker" "start" "-a" "543504ce3c17ea2f3032e884eacfa8cfae2a76bf33c6564e4dbb865896c9acaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.114
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v1.0.135
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking socket2 v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.135
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.10
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]     Checking weather 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:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub city: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `weather` (bin "weather") due to 1 previous error
[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:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub city: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `weather` (bin "weather" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "543504ce3c17ea2f3032e884eacfa8cfae2a76bf33c6564e4dbb865896c9acaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "543504ce3c17ea2f3032e884eacfa8cfae2a76bf33c6564e4dbb865896c9acaa", kill_on_drop: false }`
[INFO] [stdout] 543504ce3c17ea2f3032e884eacfa8cfae2a76bf33c6564e4dbb865896c9acaa
