[INFO] cloning repository https://github.com/compilenix/rust-simple-httpd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/compilenix/rust-simple-httpd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcompilenix%2Frust-simple-httpd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcompilenix%2Frust-simple-httpd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da458129de3fdd300e9b36d1dd74d11466b209cc
[INFO] checking compilenix/rust-simple-httpd against master#1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492 for pr-118553-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcompilenix%2Frust-simple-httpd" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/compilenix/rust-simple-httpd on toolchain 1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/compilenix/rust-simple-httpd
[INFO] finished tweaking git repo https://github.com/compilenix/rust-simple-httpd
[INFO] tweaked toml for git repo https://github.com/compilenix/rust-simple-httpd written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/compilenix/rust-simple-httpd 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" "+1ca8b71cff69b0c48e40ceb66d01b9f8d30b2492" "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
[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 compilenix/rust-simple-httpd against try#a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33 for pr-118553-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcompilenix%2Frust-simple-httpd" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/compilenix/rust-simple-httpd on toolchain a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/compilenix/rust-simple-httpd
[INFO] finished tweaking git repo https://github.com/compilenix/rust-simple-httpd
[INFO] tweaked toml for git repo https://github.com/compilenix/rust-simple-httpd written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/compilenix/rust-simple-httpd 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" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "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 indoc v2.0.2
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4193e4329ff90a7a040280b8cd344e1136afebac90e4d903865ceb2cd1588e0
[INFO] running `Command { std: "docker" "start" "-a" "c4193e4329ff90a7a040280b8cd344e1136afebac90e4d903865ceb2cd1588e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4193e4329ff90a7a040280b8cd344e1136afebac90e4d903865ceb2cd1588e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4193e4329ff90a7a040280b8cd344e1136afebac90e4d903865ceb2cd1588e0", kill_on_drop: false }`
[INFO] [stdout] c4193e4329ff90a7a040280b8cd344e1136afebac90e4d903865ceb2cd1588e0
[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" "-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" "+a1ab9307c2d2e67595eb3bb22fd707ccd1f71e33" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4136816f86feb243450c4d9df2e467d0227aa4d3ca77373ad8b0cddfeeae55fe
[INFO] running `Command { std: "docker" "start" "-a" "4136816f86feb243450c4d9df2e467d0227aa4d3ca77373ad8b0cddfeeae55fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling rustix v0.38.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling serde v1.0.166
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.7.3
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking time-core v0.1.1
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]    Compiling indoc v2.0.2
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking is-terminal v0.4.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex-automata v0.3.0
[INFO] [stderr]     Checking time v0.3.22
[INFO] [stderr]     Checking regex v1.9.0
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking rust-simple-httpd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `indoc::indoc`
[INFO] [stdout]    --> src/main.rs:257:9
[INFO] [stdout]     |
[INFO] [stdout] 257 |     use indoc::indoc;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `request_headers` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let mut request_headers: &[u8] = &[0u8];
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_request_headers` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_body`
[INFO] [stdout]    --> src/main.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let request_body: Vec<u8>;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `request_body_byte_index_start` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let request_body_byte_index_start;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_request_body_byte_index_start` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `request_headers` is never read
[INFO] [stdout]    --> src/main.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |             request_headers = request_data.get(..eoh_byte_index).unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `request_body_byte_index_start` is never read
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             request_body_byte_index_start = eoh_byte_index + 4;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `request_headers` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |     let mut request_headers: &[u8] = &[0u8];
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_request_headers` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request_body`
[INFO] [stdout]    --> src/main.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let request_body: Vec<u8>;
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `request_body_byte_index_start` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let request_body_byte_index_start;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_request_body_byte_index_start` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `request_headers` is never read
[INFO] [stdout]    --> src/main.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |             request_headers = request_data.get(..eoh_byte_index).unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `request_body_byte_index_start` is never read
[INFO] [stdout]    --> src/main.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             request_body_byte_index_start = eoh_byte_index + 4;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.43s
[INFO] running `Command { std: "docker" "inspect" "4136816f86feb243450c4d9df2e467d0227aa4d3ca77373ad8b0cddfeeae55fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4136816f86feb243450c4d9df2e467d0227aa4d3ca77373ad8b0cddfeeae55fe", kill_on_drop: false }`
[INFO] [stdout] 4136816f86feb243450c4d9df2e467d0227aa4d3ca77373ad8b0cddfeeae55fe