[INFO] cloning repository https://github.com/YuanYuYuan/fd-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/YuanYuYuan/fd-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuanYuYuan%2Ffd-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuanYuYuan%2Ffd-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56ba9b108cef04f5baf6c57c4b74de8a8a1fe1b3
[INFO] checking YuanYuYuan/fd-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%2FYuanYuYuan%2Ffd-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/YuanYuYuan/fd-rs
[INFO] finished tweaking git repo https://github.com/YuanYuYuan/fd-rs
[INFO] tweaked toml for git repo https://github.com/YuanYuYuan/fd-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/YuanYuYuan/fd-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/YuanYuYuan/fd-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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 54ac717115c28972bd90400adc5f6ef8a5f2e2d0efbba5556885bb141f4d0540
[INFO] running `Command { std: "docker" "start" "-a" "54ac717115c28972bd90400adc5f6ef8a5f2e2d0efbba5556885bb141f4d0540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54ac717115c28972bd90400adc5f6ef8a5f2e2d0efbba5556885bb141f4d0540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ac717115c28972bd90400adc5f6ef8a5f2e2d0efbba5556885bb141f4d0540", kill_on_drop: false }`
[INFO] [stdout] 54ac717115c28972bd90400adc5f6ef8a5f2e2d0efbba5556885bb141f4d0540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e476c646777037e87ba5febdc26c379aad53d4d2d2f7ca6447f53ae6f2c56ced
[INFO] running `Command { std: "docker" "start" "-a" "e476c646777037e87ba5febdc26c379aad53d4d2d2f7ca6447f53ae6f2c56ced", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking os_str_bytes v2.3.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking gnuplot v0.0.36
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1
[INFO] [stderr]     Checking clap v3.0.0-beta.1
[INFO] [stderr]     Checking fdm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/schemes.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 format!("Check the CRL condition! {:?}", v.to_f64().unwrap())
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 81 -                 format!("Check the CRL condition! {:?}", v.to_f64().unwrap())
[INFO] [stdout] 81 +                 "Check the CRL condition! {:?}", v.to_f64().unwrap()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/conservation/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /     #[clap(short, long, default_value = "outputs")]
[INFO] [stdout] 14 | |     output_dir: 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 `fdm` (example "conservation") 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<String, Infallible>
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /     #[clap(short, long, default_value = "outputs")]
[INFO] [stdout] 14 | |     output_dir: 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 `fdm` (bin "fdm") due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/conservation-parallel/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     #[clap(short, long, default_value = "outputs")]
[INFO] [stdout] 15 | |     output_dir: 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 `fdm` (example "conservation-parallel") due to 1 previous error
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/schemes.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |                 format!("Check the CRL condition! {:?}", v.to_f64().unwrap())
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 81 -                 format!("Check the CRL condition! {:?}", v.to_f64().unwrap())
[INFO] [stdout] 81 +                 "Check the CRL condition! {:?}", v.to_f64().unwrap()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | /     #[clap(short, long, default_value = "outputs")]
[INFO] [stdout] 14 | |     output_dir: 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 `fdm` (bin "fdm" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e476c646777037e87ba5febdc26c379aad53d4d2d2f7ca6447f53ae6f2c56ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e476c646777037e87ba5febdc26c379aad53d4d2d2f7ca6447f53ae6f2c56ced", kill_on_drop: false }`
[INFO] [stdout] e476c646777037e87ba5febdc26c379aad53d4d2d2f7ca6447f53ae6f2c56ced