[INFO] cloning repository https://github.com/jonataslaw/server_nano
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonataslaw/server_nano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonataslaw%2Fserver_nano", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonataslaw%2Fserver_nano'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65237b838fd43197905f67b0338447481dd58da3
[INFO] checking jonataslaw/server_nano against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonataslaw%2Fserver_nano" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonataslaw/server_nano 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/jonataslaw/server_nano
[INFO] finished tweaking git repo https://github.com/jonataslaw/server_nano
[INFO] tweaked toml for git repo https://github.com/jonataslaw/server_nano written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jonataslaw/server_nano 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded socket2 v0.5.2
[INFO] [stderr]   Downloaded core_affinity v0.8.0
[INFO] [stderr]   Downloaded may_queue v0.1.21
[INFO] [stderr]   Downloaded generator v0.8.1
[INFO] [stderr]   Downloaded may v0.3.45
[INFO] [stderr]   Downloaded serde_json v1.0.95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 79363f5fd60376691381f0b0a20c51d16d27ab6933f4997f0f388796c30d8325
[INFO] running `Command { std: "docker" "start" "-a" "79363f5fd60376691381f0b0a20c51d16d27ab6933f4997f0f388796c30d8325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79363f5fd60376691381f0b0a20c51d16d27ab6933f4997f0f388796c30d8325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79363f5fd60376691381f0b0a20c51d16d27ab6933f4997f0f388796c30d8325", kill_on_drop: false }`
[INFO] [stdout] 79363f5fd60376691381f0b0a20c51d16d27ab6933f4997f0f388796c30d8325
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 240b9d7bb61082f2b67da7294d5fe36a9e64a1ce2eef588e9e793b7bd4b40b8b
[INFO] running `Command { std: "docker" "start" "-a" "240b9d7bb61082f2b67da7294d5fe36a9e64a1ce2eef588e9e793b7bd4b40b8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]    Compiling may_queue v0.1.21
[INFO] [stderr]    Compiling may v0.3.45
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.5.2
[INFO] [stderr]     Checking generator v0.8.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking core_affinity v0.8.0
[INFO] [stderr]     Checking server_nano v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/response/response.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde;
[INFO] [stdout]   |     ^^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/response/response.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde;
[INFO] [stdout]   |     ^^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HttpServiceFactory` is never used
[INFO] [stdout]   --> src/http/http_server.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait HttpServiceFactory: Send + Sized + 'static {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `method` and `path` are never read
[INFO] [stdout]   --> src/router/route_matcher.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct MatchedRoute {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 58 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 59 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HttpServiceFactory` is never used
[INFO] [stdout]   --> src/http/http_server.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait HttpServiceFactory: Send + Sized + 'static {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `method` and `path` are never read
[INFO] [stdout]   --> src/router/route_matcher.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct MatchedRoute {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 58 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 59 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.20s
[INFO] running `Command { std: "docker" "inspect" "240b9d7bb61082f2b67da7294d5fe36a9e64a1ce2eef588e9e793b7bd4b40b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240b9d7bb61082f2b67da7294d5fe36a9e64a1ce2eef588e9e793b7bd4b40b8b", kill_on_drop: false }`
[INFO] [stdout] 240b9d7bb61082f2b67da7294d5fe36a9e64a1ce2eef588e9e793b7bd4b40b8b
[INFO] checking jonataslaw/server_nano against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonataslaw%2Fserver_nano" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonataslaw/server_nano 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/jonataslaw/server_nano
[INFO] finished tweaking git repo https://github.com/jonataslaw/server_nano
[INFO] tweaked toml for git repo https://github.com/jonataslaw/server_nano written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonataslaw/server_nano 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 78c8f578690492044a5747011e2e030064e1798a377e40cac5f5a3a1a1426885
[INFO] running `Command { std: "docker" "start" "-a" "78c8f578690492044a5747011e2e030064e1798a377e40cac5f5a3a1a1426885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78c8f578690492044a5747011e2e030064e1798a377e40cac5f5a3a1a1426885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c8f578690492044a5747011e2e030064e1798a377e40cac5f5a3a1a1426885", kill_on_drop: false }`
[INFO] [stdout] 78c8f578690492044a5747011e2e030064e1798a377e40cac5f5a3a1a1426885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 323e35611274ea849ab0610f75080b6c245db00e19590d95420c0d5a39c7c205
[INFO] running `Command { std: "docker" "start" "-a" "323e35611274ea849ab0610f75080b6c245db00e19590d95420c0d5a39c7c205", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling may_queue v0.1.21
[INFO] [stderr]    Compiling may v0.3.45
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.5.2
[INFO] [stderr]     Checking generator v0.8.1
[INFO] [stderr]     Checking core_affinity v0.8.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking server_nano v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/response/response.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde;
[INFO] [stdout]   |     ^^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde` is imported redundantly
[INFO] [stdout]  --> src/response/response.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use serde;
[INFO] [stdout]   |     ^^^^^ the item `serde` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HttpServiceFactory` is never used
[INFO] [stdout]   --> src/http/http_server.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait HttpServiceFactory: Send + Sized + 'static {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `method` and `path` are never read
[INFO] [stdout]   --> src/router/route_matcher.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct MatchedRoute {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 58 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 59 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HttpServiceFactory` is never used
[INFO] [stdout]   --> src/http/http_server.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub trait HttpServiceFactory: Send + Sized + 'static {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `method` and `path` are never read
[INFO] [stdout]   --> src/router/route_matcher.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct MatchedRoute {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 58 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 59 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "323e35611274ea849ab0610f75080b6c245db00e19590d95420c0d5a39c7c205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323e35611274ea849ab0610f75080b6c245db00e19590d95420c0d5a39c7c205", kill_on_drop: false }`
[INFO] [stdout] 323e35611274ea849ab0610f75080b6c245db00e19590d95420c0d5a39c7c205