[INFO] cloning repository https://github.com/Spirati/simple_http
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Spirati/simple_http" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirati%2Fsimple_http", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirati%2Fsimple_http'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 076340069e1ccc5204930ce789191a58453b3c41
[INFO] checking Spirati/simple_http against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirati%2Fsimple_http" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Spirati/simple_http on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Spirati/simple_http
[INFO] finished tweaking git repo https://github.com/Spirati/simple_http
[INFO] tweaked toml for git repo https://github.com/Spirati/simple_http written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Spirati/simple_http 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fcc357f4bfd956f1dae0732fd0f65673ac1823437882f94cde5494a3052a25d
[INFO] running `Command { std: "docker" "start" "-a" "5fcc357f4bfd956f1dae0732fd0f65673ac1823437882f94cde5494a3052a25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fcc357f4bfd956f1dae0732fd0f65673ac1823437882f94cde5494a3052a25d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fcc357f4bfd956f1dae0732fd0f65673ac1823437882f94cde5494a3052a25d", kill_on_drop: false }`
[INFO] [stdout] 5fcc357f4bfd956f1dae0732fd0f65673ac1823437882f94cde5494a3052a25d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1417a9b651042af969a245c56a2d4d8728610c7e6f2f81ad570b262153358e68
[INFO] running `Command { std: "docker" "start" "-a" "1417a9b651042af969a245c56a2d4d8728610c7e6f2f81ad570b262153358e68", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking simple_http v0.1.0 (/opt/rustwide/workdir/simple_http)
[INFO] [stderr]     Checking http_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `echo::echo_example`, `path::path_example`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use examples::{echo::echo_example, hello::hello_example, path::path_example};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `echo::echo_example`, `path::path_example`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use examples::{echo::echo_example, hello::hello_example, path::path_example};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `echo_example` is never used
[INFO] [stdout]  --> src/examples/echo.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn echo_example() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `echo_handler` is never used
[INFO] [stdout]   --> src/examples/echo.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn echo_handler(req: Request<&str>) -> Response<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `path_example` is never used
[INFO] [stdout]  --> src/examples/path.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn path_example() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foobar_handler` is never used
[INFO] [stdout]   --> src/examples/path.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn foobar_handler(req: Request<&str>) -> Response<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `echo_example` is never used
[INFO] [stdout]  --> src/examples/echo.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn echo_example() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `echo_handler` is never used
[INFO] [stdout]   --> src/examples/echo.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn echo_handler(req: Request<&str>) -> Response<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `path_example` is never used
[INFO] [stdout]  --> src/examples/path.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn path_example() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foobar_handler` is never used
[INFO] [stdout]   --> src/examples/path.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn foobar_handler(req: Request<&str>) -> Response<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "1417a9b651042af969a245c56a2d4d8728610c7e6f2f81ad570b262153358e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1417a9b651042af969a245c56a2d4d8728610c7e6f2f81ad570b262153358e68", kill_on_drop: false }`
[INFO] [stdout] 1417a9b651042af969a245c56a2d4d8728610c7e6f2f81ad570b262153358e68
[INFO] checking Spirati/simple_http against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpirati%2Fsimple_http" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Spirati/simple_http on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Spirati/simple_http
[INFO] finished tweaking git repo https://github.com/Spirati/simple_http
[INFO] tweaked toml for git repo https://github.com/Spirati/simple_http written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Spirati/simple_http 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fe1867a0d5f6dcea1b08931ce0bc8a721b344437e228edd358711f6159cb140
[INFO] running `Command { std: "docker" "start" "-a" "7fe1867a0d5f6dcea1b08931ce0bc8a721b344437e228edd358711f6159cb140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fe1867a0d5f6dcea1b08931ce0bc8a721b344437e228edd358711f6159cb140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe1867a0d5f6dcea1b08931ce0bc8a721b344437e228edd358711f6159cb140", kill_on_drop: false }`
[INFO] [stdout] 7fe1867a0d5f6dcea1b08931ce0bc8a721b344437e228edd358711f6159cb140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f00dabaa870bac6248f167fe6478f71e805b77aa9706fcc63baa4d713d35ec1a
[INFO] running `Command { std: "docker" "start" "-a" "f00dabaa870bac6248f167fe6478f71e805b77aa9706fcc63baa4d713d35ec1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking simple_http v0.1.0 (/opt/rustwide/workdir/simple_http)
[INFO] [stderr]     Checking http_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `echo::echo_example`, `path::path_example`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use examples::{echo::echo_example, hello::hello_example, path::path_example};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `echo::echo_example`, `path::path_example`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use examples::{echo::echo_example, hello::hello_example, path::path_example};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `echo_example` is never used
[INFO] [stdout]  --> src/examples/echo.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn echo_example() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `echo_handler` is never used
[INFO] [stdout]   --> src/examples/echo.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn echo_handler(req: Request<&str>) -> Response<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `path_example` is never used
[INFO] [stdout]  --> src/examples/path.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn path_example() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foobar_handler` is never used
[INFO] [stdout]   --> src/examples/path.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn foobar_handler(req: Request<&str>) -> Response<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `echo_example` is never used
[INFO] [stdout]  --> src/examples/echo.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn echo_example() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `echo_handler` is never used
[INFO] [stdout]   --> src/examples/echo.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn echo_handler(req: Request<&str>) -> Response<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `path_example` is never used
[INFO] [stdout]  --> src/examples/path.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn path_example() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `foobar_handler` is never used
[INFO] [stdout]   --> src/examples/path.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn foobar_handler(req: Request<&str>) -> Response<String> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "f00dabaa870bac6248f167fe6478f71e805b77aa9706fcc63baa4d713d35ec1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f00dabaa870bac6248f167fe6478f71e805b77aa9706fcc63baa4d713d35ec1a", kill_on_drop: false }`
[INFO] [stdout] f00dabaa870bac6248f167fe6478f71e805b77aa9706fcc63baa4d713d35ec1a