[INFO] fetching crate cargo-jfrog-dl-spec 1.2.1...
[INFO] checking cargo-jfrog-dl-spec-1.2.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cargo-jfrog-dl-spec 1.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate cargo-jfrog-dl-spec 1.2.1
[INFO] finished tweaking crates.io crate cargo-jfrog-dl-spec 1.2.1
[INFO] tweaked toml for crates.io crate cargo-jfrog-dl-spec 1.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-jfrog-dl-spec 1.2.1 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 crates.io crate cargo-jfrog-dl-spec 1.2.1 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] 0c75a88005d874949c0447c667fad41ec2f879f026349963b4c226ad79b8d8e3
[INFO] running `Command { std: "docker" "start" "-a" "0c75a88005d874949c0447c667fad41ec2f879f026349963b4c226ad79b8d8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c75a88005d874949c0447c667fad41ec2f879f026349963b4c226ad79b8d8e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c75a88005d874949c0447c667fad41ec2f879f026349963b4c226ad79b8d8e3", kill_on_drop: false }`
[INFO] [stdout] 0c75a88005d874949c0447c667fad41ec2f879f026349963b4c226ad79b8d8e3
[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] 2afb0c195e40080242f7dd9478bff55dd4b88a67a3704d4fa51b9190b878f2c2
[INFO] running `Command { std: "docker" "start" "-a" "2afb0c195e40080242f7dd9478bff55dd4b88a67a3704d4fa51b9190b878f2c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling curl v0.4.42
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling semver v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking jobserver v0.1.24
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking sized-chunks v0.6.5
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking opener v0.5.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling curl-sys v0.4.52+curl-7.81.0
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling cargo v0.59.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling clap_derive v3.0.14
[INFO] [stderr]     Checking clap v3.0.14
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking cargo-util v0.1.1
[INFO] [stderr]     Checking git2 v0.13.25
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stderr]     Checking os_info v3.2.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking crates-io v0.33.0
[INFO] [stderr]     Checking rustfix v0.6.0
[INFO] [stderr]     Checking cargo-jfrog-dl-spec v1.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 | /         /// Name of the cargo registry as mentioned in Cargo.toml
[INFO] [stdout] 50 | |         #[clap(short, long)]
[INFO] [stdout] 51 | |         registry: 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 `cargo-jfrog-dl-spec` (bin "cargo-jfrog-dl-spec" test) 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:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 | /         /// Name of the cargo registry as mentioned in Cargo.toml
[INFO] [stdout] 50 | |         #[clap(short, long)]
[INFO] [stdout] 51 | |         registry: 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 `cargo-jfrog-dl-spec` (bin "cargo-jfrog-dl-spec") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2afb0c195e40080242f7dd9478bff55dd4b88a67a3704d4fa51b9190b878f2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2afb0c195e40080242f7dd9478bff55dd4b88a67a3704d4fa51b9190b878f2c2", kill_on_drop: false }`
[INFO] [stdout] 2afb0c195e40080242f7dd9478bff55dd4b88a67a3704d4fa51b9190b878f2c2