[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] testing Folleach/microdocker against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFolleach%2Fmicrodocker" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-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-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Folleach/microdocker on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tar v0.4.42
[INFO] [stderr]   Downloaded cc v1.1.21
[INFO] [stderr]   Downloaded schannel v0.1.24
[INFO] [stderr]   Downloaded hyper-util v0.1.8
[INFO] [stderr]   Downloaded rustls v0.23.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f22c292e161bf65b2ada996ceceb21d0cee6820162d3f0461910860584fac174
[INFO] running `Command { std: "docker" "start" "-a" "f22c292e161bf65b2ada996ceceb21d0cee6820162d3f0461910860584fac174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f22c292e161bf65b2ada996ceceb21d0cee6820162d3f0461910860584fac174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22c292e161bf65b2ada996ceceb21d0cee6820162d3f0461910860584fac174", kill_on_drop: false }`
[INFO] [stdout] f22c292e161bf65b2ada996ceceb21d0cee6820162d3f0461910860584fac174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce32d2a2031957017d8a357d572a2b8a06a7a589427cbf78bcc28e9b359415ce
[INFO] running `Command { std: "docker" "start" "-a" "ce32d2a2031957017d8a357d572a2b8a06a7a589427cbf78bcc28e9b359415ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling rustls-pki-types v1.8.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling clap_lex v0.7.2
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[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling sync_wrapper v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.34
[INFO] [stderr]    Compiling rustls-pemfile v2.1.3
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling clap_builder v4.5.18
[INFO] [stderr]    Compiling ipnet v2.10.0
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling flate2 v1.0.34
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling url v2.5.2
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling xattr v1.3.1
[INFO] [stderr]    Compiling tar v0.4.42
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling tokio v1.40.0
[INFO] [stderr]    Compiling pin-project v1.1.5
[INFO] [stderr]    Compiling clap v4.5.18
[INFO] [stderr]    Compiling tokio-util v0.7.12
[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.4.6
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper v1.4.1
[INFO] [stderr]    Compiling hyper-util v0.1.8
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.7
[INFO] [stderr]    Compiling 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: 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 44.42s
[INFO] running `Command { std: "docker" "inspect" "ce32d2a2031957017d8a357d572a2b8a06a7a589427cbf78bcc28e9b359415ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce32d2a2031957017d8a357d572a2b8a06a7a589427cbf78bcc28e9b359415ce", kill_on_drop: false }`
[INFO] [stdout] ce32d2a2031957017d8a357d572a2b8a06a7a589427cbf78bcc28e9b359415ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31eca54c5af119e3e7ffe4f8b5b0a4b9e00aec875026823350f8d768fba1c8df
[INFO] running `Command { std: "docker" "start" "-a" "31eca54c5af119e3e7ffe4f8b5b0a4b9e00aec875026823350f8d768fba1c8df", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 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: unused imports: `process::Command` and `self`
[INFO] [stdout]  --> tests/experiments.rs:1:54
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...oid, 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: 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "31eca54c5af119e3e7ffe4f8b5b0a4b9e00aec875026823350f8d768fba1c8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31eca54c5af119e3e7ffe4f8b5b0a4b9e00aec875026823350f8d768fba1c8df", kill_on_drop: false }`
[INFO] [stdout] 31eca54c5af119e3e7ffe4f8b5b0a4b9e00aec875026823350f8d768fba1c8df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 559d551ab39675cd9b3a4fbd9837ef7c3ba816bd5019b5d56797914e7899cc34
[INFO] running `Command { std: "docker" "start" "-a" "559d551ab39675cd9b3a4fbd9837ef7c3ba816bd5019b5d56797914e7899cc34", kill_on_drop: false }`
[INFO] [stderr] warning: constant `DEFAULT_DOMAIN` is never used
[INFO] [stdout] 
[INFO] [stderr]  --> src/reference.rs:9:7
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 9 | const DEFAULT_DOMAIN: &str = "docker.io";
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: constant `DEFAULT_PREFIX` is never used
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   --> src/reference.rs:10:7
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 10 | const DEFAULT_PREFIX: &str = "library/";
[INFO] [stdout] running 5 tests
[INFO] [stderr]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] test forking ... ok
[INFO] [stderr] 
[INFO] [stdout] test pid_namespace_test ... ok
[INFO] [stderr] warning: `microdocker` (lib) generated 2 warnings
[INFO] [stderr] warning: `microdocker` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused imports: `process::Command` and `self`
[INFO] [stderr]  --> tests/experiments.rs:1:54
[INFO] [stderr]   |
[INFO] [stderr] 1 | ...oid, CString}, fs::{self, OpenOptions}, io::{self, Read, Write}, os::fd::{FromRawFd, RawFd}, process::Command, thread};
[INFO] [stderr]   |                        ^^^^                                                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `sleep`
[INFO] [stderr]  --> tests/experiments.rs:3:52
[INFO] [stderr]   |
[INFO] [stderr] 3 | use libc::{execlp, fork, getpid, getpwuid, getuid, sleep};
[INFO] [stderr]   |                                                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `alg` is never read
[INFO] [stderr]    --> src/main.rs:510:5
[INFO] [stderr]     |
[INFO] [stderr] 509 | struct SpecDigest {
[INFO] [stderr]     |        ---------- field in this struct
[INFO] [stderr] 510 |     alg: String,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `microdocker` (test "experiments") generated 2 warnings (run `cargo fix --test "experiments" -p microdocker` to apply 2 suggestions)
[INFO] [stderr] warning: `microdocker` (bin "microdocker" test) generated 1 warning
[INFO] [stderr] warning: `microdocker` (bin "microdocker") generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/microdocker-b9506e9e130816b7)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/microdocker-80de57ab5fca5d22)
[INFO] [stderr]      Running tests/experiments.rs (/opt/rustwide/target/debug/deps/experiments-2404a9105b5625cc)
[INFO] [stderr] double free or corruption (out)
[INFO] [stderr] error: test failed, to rerun pass `--test experiments`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/experiments-2404a9105b5625cc` (signal: 6, SIGABRT: process abort signal)
[INFO] [stdout] test straight ... ok
[INFO] running `Command { std: "docker" "inspect" "559d551ab39675cd9b3a4fbd9837ef7c3ba816bd5019b5d56797914e7899cc34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "559d551ab39675cd9b3a4fbd9837ef7c3ba816bd5019b5d56797914e7899cc34", kill_on_drop: false }`
[INFO] [stdout] 559d551ab39675cd9b3a4fbd9837ef7c3ba816bd5019b5d56797914e7899cc34
