[INFO] cloning repository https://github.com/Folleach/microdocker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Folleach/microdocker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFolleach%2Fmicrodocker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFolleach%2Fmicrodocker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a3cf03151f85668e50d180854b8705f75f60177
[INFO] checking Folleach/microdocker against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFolleach%2Fmicrodocker" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Folleach/microdocker
[INFO] finished tweaking git repo https://github.com/Folleach/microdocker
[INFO] tweaked toml for git repo https://github.com/Folleach/microdocker written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Folleach/microdocker on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Folleach/microdocker 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdafd7f28a1a2570ce8ad9d60eb7f33aa38ff2ec8f5a0be4d11f754e213a7a8e
[INFO] running `Command { std: "docker" "start" "-a" "fdafd7f28a1a2570ce8ad9d60eb7f33aa38ff2ec8f5a0be4d11f754e213a7a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdafd7f28a1a2570ce8ad9d60eb7f33aa38ff2ec8f5a0be4d11f754e213a7a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdafd7f28a1a2570ce8ad9d60eb7f33aa38ff2ec8f5a0be4d11f754e213a7a8e", kill_on_drop: false }`
[INFO] [stdout] fdafd7f28a1a2570ce8ad9d60eb7f33aa38ff2ec8f5a0be4d11f754e213a7a8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a3078622d1ecd48da581e8dda467c0721578d3515bcc2fbf73393367fa0d6fe
[INFO] running `Command { std: "docker" "start" "-a" "0a3078622d1ecd48da581e8dda467c0721578d3515bcc2fbf73393367fa0d6fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking rustls-pki-types v1.8.0
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking sync_wrapper v1.0.1
[INFO] [stderr]     Checking ipnet v2.10.0
[INFO] [stderr]     Checking jiff v0.2.15
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking flate2 v1.0.34
[INFO] [stderr]     Checking rustls-pemfile v2.1.3
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking clap_builder v4.5.18
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tar v0.4.42
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking clap v4.5.18
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking h2 v0.4.6
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking hyper-util v0.1.8
[INFO] [stderr]     Checking hyper-tls v0.6.0
[INFO] [stderr]     Checking reqwest v0.12.7
[INFO] [stderr]     Checking microdocker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `DEFAULT_DOMAIN` is never used
[INFO] [stdout]  --> src/reference.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DEFAULT_DOMAIN: &str = "docker.io";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_PREFIX` is never used
[INFO] [stdout]   --> src/reference.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const DEFAULT_PREFIX: &str = "library/";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_DOMAIN` is never used
[INFO] [stdout]  --> src/reference.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const DEFAULT_DOMAIN: &str = "docker.io";
[INFO] [stdout]   |       ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_PREFIX` is never used
[INFO] [stdout]   --> src/reference.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const DEFAULT_PREFIX: &str = "library/";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `process::Command` and `self`
[INFO] [stdout]  --> tests/experiments.rs:1:54
[INFO] [stdout]   |
[INFO] [stdout] 1 | ..._void, CString}, fs::{self, OpenOptions}, io::{self, Read, Write}, os::fd::{FromRawFd, RawFd}, process::Command, thread};
[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: `sleep`
[INFO] [stdout]  --> tests/experiments.rs:3:52
[INFO] [stdout]   |
[INFO] [stdout] 3 | use libc::{execlp, fork, getpid, getpwuid, getuid, sleep};
[INFO] [stdout]   |                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `alg` is never read
[INFO] [stdout]    --> src/main.rs:510:5
[INFO] [stdout]     |
[INFO] [stdout] 509 | struct SpecDigest {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] 510 |     alg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `alg` is never read
[INFO] [stdout]    --> src/main.rs:510:5
[INFO] [stdout]     |
[INFO] [stdout] 509 | struct SpecDigest {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] 510 |     alg: String,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.55s
[INFO] running `Command { std: "docker" "inspect" "0a3078622d1ecd48da581e8dda467c0721578d3515bcc2fbf73393367fa0d6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a3078622d1ecd48da581e8dda467c0721578d3515bcc2fbf73393367fa0d6fe", kill_on_drop: false }`
[INFO] [stdout] 0a3078622d1ecd48da581e8dda467c0721578d3515bcc2fbf73393367fa0d6fe