[INFO] cloning repository https://github.com/sailfishos-mirror/rust-rusty-hermit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sailfishos-mirror/rust-rusty-hermit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsailfishos-mirror%2Frust-rusty-hermit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsailfishos-mirror%2Frust-rusty-hermit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a58df5a2f47b48509a34faaf497d5971dbb39dfb
[INFO] checking sailfishos-mirror/rust-rusty-hermit against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsailfishos-mirror%2Frust-rusty-hermit" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sailfishos-mirror/rust-rusty-hermit on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/sailfishos-mirror/rust-rusty-hermit
[INFO] finished tweaking git repo https://github.com/sailfishos-mirror/rust-rusty-hermit
[INFO] tweaked toml for git repo https://github.com/sailfishos-mirror/rust-rusty-hermit written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/hyper-util.git`
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/mio.git`
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/socket2.git`
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/tokio.git`
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/tokio-rustls.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/mio.git`
[INFO] [stderr]     Updating git repository `https://github.com/RustCrypto/rustls-rustcrypto`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking sailfishos-mirror/rust-rusty-hermit against try#80d5fe37e16a0befb4128414cb6a11d544788c0a for pr-121557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsailfishos-mirror%2Frust-rusty-hermit" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sailfishos-mirror/rust-rusty-hermit on toolchain 80d5fe37e16a0befb4128414cb6a11d544788c0a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/sailfishos-mirror/rust-rusty-hermit
[INFO] finished tweaking git repo https://github.com/sailfishos-mirror/rust-rusty-hermit
[INFO] tweaked toml for git repo https://github.com/sailfishos-mirror/rust-rusty-hermit written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/hyper-util.git`
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/mio.git`
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/socket2.git`
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/tokio.git`
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/tokio-rustls.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/hermit-os/mio.git`
[INFO] [stderr]     Updating git repository `https://github.com/RustCrypto/rustls-rustcrypto`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "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 hdrhist v0.5.0
[INFO] [stderr]   Downloaded aarch64 v0.0.11
[INFO] [stderr]   Downloaded pkcs5 v0.7.1
[INFO] [stderr]   Downloaded compiler_builtins v0.1.108
[INFO] [stderr]   Downloaded syscalls v0.6.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 793b8751b818de50ab64f2a3b8e5d27f3df26ceb9dbe6728bd4786790a8b44db
[INFO] running `Command { std: "docker" "start" "-a" "793b8751b818de50ab64f2a3b8e5d27f3df26ceb9dbe6728bd4786790a8b44db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "793b8751b818de50ab64f2a3b8e5d27f3df26ceb9dbe6728bd4786790a8b44db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793b8751b818de50ab64f2a3b8e5d27f3df26ceb9dbe6728bd4786790a8b44db", kill_on_drop: false }`
[INFO] [stdout] 793b8751b818de50ab64f2a3b8e5d27f3df26ceb9dbe6728bd4786790a8b44db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80d5fe37e16a0befb4128414cb6a11d544788c0a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a04b094af7c34501241f07267b00dae7b8505ff0b96b0f8563d7f310968aab4e
[INFO] running `Command { std: "docker" "start" "-a" "a04b094af7c34501241f07267b00dae7b8505ff0b96b0f8563d7f310968aab4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking hdrhist v0.5.0
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling rustls-pki-types v1.3.1
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling platforms v3.3.0
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking mio v0.8.10 (https://github.com/hermit-os/mio.git?branch=v0.8.x#94bcfeb6)
[INFO] [stderr]     Checking socket2 v0.5.5 (https://github.com/hermit-os/socket2.git?branch=hermit#cef9796c)
[INFO] [stderr]     Checking core_affinity v0.8.1
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustls v0.22.2
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]     Checking rayon v1.9.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling zeroize v1.7.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]    Compiling filetime v0.2.23
[INFO] [stderr]    Compiling webpki-roots v0.26.1
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]     Checking mio v1.0.0 (https://github.com/hermit-os/mio.git?branch=hermit#adef0a94)
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling syscalls v0.6.15
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking chunked_transfer v1.5.0
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir/examples/hello_world)
[INFO] [stderr]     Checking fuse_test v0.1.0 (/opt/rustwide/workdir/examples/fuse_test)
[INFO] [stderr]     Checking testtcp v0.1.0 (/opt/rustwide/workdir/examples/testtcp)
[INFO] [stderr]     Checking hermit-abi v0.3.9 (/opt/rustwide/workdir/hermit-abi)
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking testudp v0.1.0 (/opt/rustwide/workdir/examples/testudp)
[INFO] [stderr]     Checking miotcp v0.1.0 (/opt/rustwide/workdir/examples/miotcp)
[INFO] [stderr]     Checking alloc_benchmarks v0.1.0 (/opt/rustwide/workdir/benches/alloc)
[INFO] [stderr]     Checking mioudp v0.1.0 (/opt/rustwide/workdir/examples/mioudp)
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking tiny_http v0.12.0
[INFO] [stderr]    Compiling xattr v1.3.1
[INFO] [stderr]    Compiling tar v0.4.40
[INFO] [stderr]     Checking micro_benchmarks v0.1.0 (/opt/rustwide/workdir/benches/micro)
[INFO] [stderr]     Checking rusty_demo v0.1.0 (/opt/rustwide/workdir/examples/demo)
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking httpd v0.1.0 (/opt/rustwide/workdir/examples/httpd)
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tokio-macros v2.2.0 (https://github.com/hermit-os/tokio.git?branch=hermit#55c77d07)
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking tokio v1.36.0 (https://github.com/hermit-os/tokio.git?branch=hermit#55c77d07)
[INFO] [stderr]     Checking der v0.7.8
[INFO] [stderr]     Checking clap v4.5.2
[INFO] [stderr]     Checking rust-tcp-io-perf v0.0.0 (/opt/rustwide/workdir/benches/netbench)
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking pkcs5 v0.7.1
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking rsa v0.9.6
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]    Compiling ureq v2.9.6
[INFO] [stderr]     Checking p384 v0.13.0
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.25.0 (https://github.com/hermit-os/tokio-rustls.git?branch=hermit#5b8acf9a)
[INFO] [stderr]     Checking tokio-minimal v0.1.0 (/opt/rustwide/workdir/examples/tokio)
[INFO] [stderr]     Checking rustls-rustcrypto v0.1.0 (https://github.com/RustCrypto/rustls-rustcrypto#7794220e)
[INFO] [stderr]     Checking h2 v0.4.2
[INFO] [stderr]    Compiling hermit v0.8.2 (/opt/rustwide/workdir/hermit)
[INFO] [stderr]     Checking hyper v1.2.0
[INFO] [stderr]     Checking hyper-util v0.1.3 (https://github.com/hermit-os/hyper-util.git?branch=hermit#d2cf441e)
[INFO] [stderr]     Checking webserver v0.1.0 (/opt/rustwide/workdir/examples/webserver)
[INFO] [stderr]     Checking tls v0.26.0 (/opt/rustwide/workdir/examples/tls)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.40s
[INFO] running `Command { std: "docker" "inspect" "a04b094af7c34501241f07267b00dae7b8505ff0b96b0f8563d7f310968aab4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a04b094af7c34501241f07267b00dae7b8505ff0b96b0f8563d7f310968aab4e", kill_on_drop: false }`
[INFO] [stdout] a04b094af7c34501241f07267b00dae7b8505ff0b96b0f8563d7f310968aab4e