[INFO] cloning repository https://github.com/MegaSpaceHamlet/rust-webserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MegaSpaceHamlet/rust-webserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegaSpaceHamlet%2Frust-webserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegaSpaceHamlet%2Frust-webserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21a751e413c36ccfadd53cd248744bbf80bf7287
[INFO] checking MegaSpaceHamlet/rust-webserver against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMegaSpaceHamlet%2Frust-webserver" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MegaSpaceHamlet/rust-webserver on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MegaSpaceHamlet/rust-webserver
[INFO] finished tweaking git repo https://github.com/MegaSpaceHamlet/rust-webserver
[INFO] tweaked toml for git repo https://github.com/MegaSpaceHamlet/rust-webserver written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MegaSpaceHamlet/rust-webserver 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d353c3019b739a55a5b00056fe0fe931cb29feea99dcc79e92e63f474e62447a
[INFO] running `Command { std: "docker" "start" "-a" "d353c3019b739a55a5b00056fe0fe931cb29feea99dcc79e92e63f474e62447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d353c3019b739a55a5b00056fe0fe931cb29feea99dcc79e92e63f474e62447a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d353c3019b739a55a5b00056fe0fe931cb29feea99dcc79e92e63f474e62447a", kill_on_drop: false }`
[INFO] [stdout] d353c3019b739a55a5b00056fe0fe931cb29feea99dcc79e92e63f474e62447a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e85edf6b4068a15b3dc1d100cd14e23112df161e056d574adb65dfd8dabaf20c
[INFO] running `Command { std: "docker" "start" "-a" "e85edf6b4068a15b3dc1d100cd14e23112df161e056d574adb65dfd8dabaf20c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking hyper v0.14.9
[INFO] [stderr]     Checking rust_webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]  --> src/server/files.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Ok(index_html) => (index_html),
[INFO] [stdout]   |                           ^          ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -         Ok(index_html) => (index_html),
[INFO] [stdout] 7 +         Ok(index_html) => index_html,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]  --> src/server/files.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Ok(index_html) => (index_html),
[INFO] [stdout]   |                           ^          ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -         Ok(index_html) => (index_html),
[INFO] [stdout] 7 +         Ok(index_html) => index_html,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around match arm expression
[INFO] [stdout]  --> src/server/files.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Ok(index_html) => (index_html),
[INFO] [stdout]   |                           ^          ^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/main.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_parens)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -         Ok(index_html) => (index_html),
[INFO] [stdout] 7 +         Ok(index_html) => index_html,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unnecessary parentheses around match arm expression
[INFO] [stdout]  --> src/server/files.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 |         Ok(index_html) => (index_html),
[INFO] [stdout]   |                           ^          ^
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> src/main.rs:1:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![deny(warnings)]
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   = note: `#[deny(unused_parens)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 7 -         Ok(index_html) => (index_html),
[INFO] [stdout] 7 +         Ok(index_html) => index_html,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_webserver` (bin "rust_webserver" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust_webserver` (bin "rust_webserver") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e85edf6b4068a15b3dc1d100cd14e23112df161e056d574adb65dfd8dabaf20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85edf6b4068a15b3dc1d100cd14e23112df161e056d574adb65dfd8dabaf20c", kill_on_drop: false }`
[INFO] [stdout] e85edf6b4068a15b3dc1d100cd14e23112df161e056d574adb65dfd8dabaf20c
