[INFO] cloning repository https://github.com/The127/frogc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/The127/frogc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThe127%2Ffrogc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThe127%2Ffrogc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47ffdf48cd3c7b9f25fc91f16582b98ceb1cb3b2
[INFO] checking The127/frogc against 1.95.0-beta.7 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThe127%2Ffrogc" "/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/The127/frogc
[INFO] finished tweaking git repo https://github.com/The127/frogc
[INFO] tweaked toml for git repo https://github.com/The127/frogc written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/The127/frogc on toolchain 1.95.0-beta.7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/The127/frogc 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" "+1.95.0-beta.7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking The127/frogc against 1.95.0-beta.7 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThe127%2Ffrogc" "/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/The127/frogc
[INFO] finished tweaking git repo https://github.com/The127/frogc
[INFO] tweaked toml for git repo https://github.com/The127/frogc written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/The127/frogc on toolchain 1.95.0-beta.7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/The127/frogc 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" "+1.95.0-beta.7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colorchoice v1.0.4
[INFO] [stderr]   Downloaded clap_lex v0.7.7
[INFO] [stderr]   Downloaded anstyle-parse v0.2.7
[INFO] [stderr]   Downloaded clap_derive v4.5.49
[INFO] [stderr]   Downloaded clap v4.5.54
[INFO] [stderr]   Downloaded jiff-static v0.2.18
[INFO] [stderr]   Downloaded anstream v0.6.21
[INFO] [stderr]   Downloaded portable-atomic v1.13.0
[INFO] [stderr]   Downloaded anstyle v1.0.13
[INFO] [stderr]   Downloaded env_logger v0.11.8
[INFO] [stderr]   Downloaded zmij v1.0.14
[INFO] [stderr]   Downloaded env_filter v0.1.4
[INFO] [stderr]   Downloaded portable-atomic-util v0.2.4
[INFO] [stderr]   Downloaded nix v0.30.1
[INFO] [stderr]   Downloaded clap_builder v4.5.54
[INFO] [stderr]   Downloaded jiff v0.2.18
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 818b41e3cd92d685be8bbda21996079fbb430539b5889b1422ea09b811998532
[INFO] running `Command { std: "docker" "start" "-a" "818b41e3cd92d685be8bbda21996079fbb430539b5889b1422ea09b811998532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "818b41e3cd92d685be8bbda21996079fbb430539b5889b1422ea09b811998532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "818b41e3cd92d685be8bbda21996079fbb430539b5889b1422ea09b811998532", kill_on_drop: false }`
[INFO] [stdout] 818b41e3cd92d685be8bbda21996079fbb430539b5889b1422ea09b811998532
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0-beta.7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74fab273d4555e3baa508ff784f85f4d1247c18c649d9ce32918ccf6987d1803
[INFO] running `Command { std: "docker" "start" "-a" "74fab273d4555e3baa508ff784f85f4d1247c18c649d9ce32918ccf6987d1803", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking anstyle-query v1.1.5
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking anstyle v1.0.13
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.2
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]    Compiling zmij v1.0.14
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking clap_lex v0.7.7
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking itoa v1.0.17
[INFO] [stderr]     Checking jiff v0.2.18
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking clap_builder v4.5.54
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking env_filter v0.1.4
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking clap v4.5.54
[INFO] [stderr]     Checking frogc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mount_attr`
[INFO] [stdout]  --> src/commands/reexec_start.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nix::libc::{mount_attr, O_CLOEXEC, O_DIRECTORY, O_PATH};
[INFO] [stdout]   |                 ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types`
[INFO] [stdout]   --> src/commands/reexec_start.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::types;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MS_ASYNC`
[INFO] [stdout]  --> src/types.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nix::libc::{EBADF, MS_ASYNC};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mount_attr`
[INFO] [stdout]  --> src/commands/reexec_start.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use nix::libc::{mount_attr, O_CLOEXEC, O_DIRECTORY, O_PATH};
[INFO] [stdout]   |                 ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types`
[INFO] [stdout]   --> src/commands/reexec_start.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::types;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MS_ASYNC`
[INFO] [stdout]  --> src/types.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nix::libc::{EBADF, MS_ASYNC};
[INFO] [stdout]   |                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitflags::Flags`
[INFO] [stdout]  --> src/types.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bitflags::Flags;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitflags::Flags`
[INFO] [stdout]  --> src/types.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bitflags::Flags;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/commands/reexec_start.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 190 |     execvp(&cmd, &args).unwrap();
[INFO] [stdout]     |     ---------------------------- any code following this expression is unreachable
[INFO] [stdout] 191 | }
[INFO] [stdout]     | ^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `Infallible`, which is uninhabited
[INFO] [stdout]    --> src/commands/reexec_start.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     execvp(&cmd, &args).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/commands/reexec_start.rs:191:1
[INFO] [stdout]     |
[INFO] [stdout] 190 |     execvp(&cmd, &args).unwrap();
[INFO] [stdout]     |     ---------------------------- any code following this expression is unreachable
[INFO] [stdout] 191 | }
[INFO] [stdout]     | ^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `Infallible`, which is uninhabited
[INFO] [stdout]    --> src/commands/reexec_start.rs:190:5
[INFO] [stdout]     |
[INFO] [stdout] 190 |     execvp(&cmd, &args).unwrap();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/reexec.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     execv(&exe, &cargs).unwrap();
[INFO] [stdout]    |     ---------------------------- any code following this expression is unreachable
[INFO] [stdout] 41 |
[INFO] [stdout] 42 |     unreachable!()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `Infallible`, which is uninhabited
[INFO] [stdout]   --> src/reexec.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     execv(&exe, &cargs).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/reexec.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     execv(&exe, &cargs).unwrap();
[INFO] [stdout]    |     ---------------------------- any code following this expression is unreachable
[INFO] [stdout] 41 |
[INFO] [stdout] 42 |     unreachable!()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout] note: this expression has type `Infallible`, which is uninhabited
[INFO] [stdout]   --> src/reexec.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     execv(&exe, &cargs).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source`, `mount_attr`, and `tmp_copy_up` are never read
[INFO] [stdout]   --> src/types.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Mount<'a> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  9 |     pub source: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub mount_attr: MountAttr<'a>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 14 |     pub options: Option<String>,
[INFO] [stdout] 15 |     pub tmp_copy_up: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attr_set`, `attr_clr`, `propagation`, and `userns_fd` are never read
[INFO] [stdout]   --> src/syscall.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct MountAttr<'a> {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 49 |     pub attr_set: MountAttrFlags,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 50 |     pub attr_clr: MountAttrFlags,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 51 |     pub propagation: MsFlags,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 52 |     pub userns_fd: BorrowedFd<'a>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MountAttrInternal` is never constructed
[INFO] [stdout]   --> src/syscall.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct MountAttrInternal {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mount_setattr` is never used
[INFO] [stdout]   --> src/syscall.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn mount_setattr<P1: ?Sized + NixPath>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `source`, `mount_attr`, and `tmp_copy_up` are never read
[INFO] [stdout]   --> src/types.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Mount<'a> {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout]  9 |     pub source: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub mount_attr: MountAttr<'a>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 14 |     pub options: Option<String>,
[INFO] [stdout] 15 |     pub tmp_copy_up: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attr_set`, `attr_clr`, `propagation`, and `userns_fd` are never read
[INFO] [stdout]   --> src/syscall.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct MountAttr<'a> {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 49 |     pub attr_set: MountAttrFlags,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 50 |     pub attr_clr: MountAttrFlags,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 51 |     pub propagation: MsFlags,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 52 |     pub userns_fd: BorrowedFd<'a>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MountAttrInternal` is never constructed
[INFO] [stdout]   --> src/syscall.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | struct MountAttrInternal {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mount_setattr` is never used
[INFO] [stdout]   --> src/syscall.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn mount_setattr<P1: ?Sized + NixPath>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.48s
[INFO] running `Command { std: "docker" "inspect" "74fab273d4555e3baa508ff784f85f4d1247c18c649d9ce32918ccf6987d1803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fab273d4555e3baa508ff784f85f4d1247c18c649d9ce32918ccf6987d1803", kill_on_drop: false }`
[INFO] [stdout] 74fab273d4555e3baa508ff784f85f4d1247c18c649d9ce32918ccf6987d1803
