[INFO] fetching crate server_nano 0.1.5...
[INFO] checking server_nano-0.1.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate server_nano 0.1.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate server_nano 0.1.5 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 crates.io crate server_nano 0.1.5
[INFO] finished tweaking crates.io crate server_nano 0.1.5
[INFO] tweaked toml for crates.io crate server_nano 0.1.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate server_nano 0.1.5 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 may_queue v0.1.21
[INFO] [stderr]   Downloaded core_affinity v0.8.0
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded generator v0.7.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.15
[INFO] [stderr]   Downloaded socket2 v0.5.2
[INFO] [stderr]   Downloaded libc v0.2.141
[INFO] [stderr]   Downloaded may v0.3.42
[INFO] [stderr]   Downloaded serde v1.0.160
[INFO] [stderr]   Downloaded serde_json v1.0.95
[INFO] [stderr]   Downloaded windows v0.44.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] cd3f0bd8c512bb264ea5facceb955ce92282d127d9e869a7ca7fd72eb310a0d7
[INFO] running `Command { std: "docker" "start" "-a" "cd3f0bd8c512bb264ea5facceb955ce92282d127d9e869a7ca7fd72eb310a0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd3f0bd8c512bb264ea5facceb955ce92282d127d9e869a7ca7fd72eb310a0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd3f0bd8c512bb264ea5facceb955ce92282d127d9e869a7ca7fd72eb310a0d7", kill_on_drop: false }`
[INFO] [stdout] cd3f0bd8c512bb264ea5facceb955ce92282d127d9e869a7ca7fd72eb310a0d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 3de5a1c7f679396917fec4e3001abb3e312613f66e73d343992cd88b6d47898b
[INFO] running `Command { std: "docker" "start" "-a" "3de5a1c7f679396917fec4e3001abb3e312613f66e73d343992cd88b6d47898b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking static_assertions v1.1.0
[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 bytes v1.4.0
[INFO] [stderr]     Checking httpdate v1.0.2
[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 generator v0.7.3
[INFO] [stderr]    Compiling may v0.3.42
[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 nix v0.26.2
[INFO] [stderr]     Checking core_affinity v0.8.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking server_nano v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `HttpServiceFactory` is never used
[INFO] [stdout]    --> src/http/http_server.rs:166:11
[INFO] [stdout]     |
[INFO] [stdout] 166 | 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:53:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct MatchedRoute {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 53 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 54 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HttpServiceFactory` is never used
[INFO] [stdout]    --> src/http/http_server.rs:166:11
[INFO] [stdout]     |
[INFO] [stdout] 166 | 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:53:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct MatchedRoute {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 53 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 54 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.54s
[INFO] running `Command { std: "docker" "inspect" "3de5a1c7f679396917fec4e3001abb3e312613f66e73d343992cd88b6d47898b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de5a1c7f679396917fec4e3001abb3e312613f66e73d343992cd88b6d47898b", kill_on_drop: false }`
[INFO] [stdout] 3de5a1c7f679396917fec4e3001abb3e312613f66e73d343992cd88b6d47898b
[INFO] checking server_nano-0.1.5 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate server_nano 0.1.5 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate server_nano 0.1.5 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate server_nano 0.1.5
[INFO] finished tweaking crates.io crate server_nano 0.1.5
[INFO] tweaked toml for crates.io crate server_nano 0.1.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate server_nano 0.1.5 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b24112f9259a840c91a569663c0257a30afd907a794437ebeae2ae9c41ad8e5
[INFO] running `Command { std: "docker" "start" "-a" "9b24112f9259a840c91a569663c0257a30afd907a794437ebeae2ae9c41ad8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b24112f9259a840c91a569663c0257a30afd907a794437ebeae2ae9c41ad8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b24112f9259a840c91a569663c0257a30afd907a794437ebeae2ae9c41ad8e5", kill_on_drop: false }`
[INFO] [stdout] 9b24112f9259a840c91a569663c0257a30afd907a794437ebeae2ae9c41ad8e5
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6049d385a849c02b8aa0c0051bea655bc72e40cffa4405f7adb4a259786e03d6
[INFO] running `Command { std: "docker" "start" "-a" "6049d385a849c02b8aa0c0051bea655bc72e40cffa4405f7adb4a259786e03d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[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 v0.7.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling generator v0.7.3
[INFO] [stderr]    Compiling may_queue v0.1.21
[INFO] [stderr]    Compiling may v0.3.42
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking socket2 v0.5.2
[INFO] [stderr]     Checking core_affinity v0.8.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking server_nano v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `HttpServiceFactory` is never used
[INFO] [stdout]    --> src/http/http_server.rs:166:11
[INFO] [stdout]     |
[INFO] [stdout] 166 | 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:53:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct MatchedRoute {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 53 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 54 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `HttpServiceFactory` is never used
[INFO] [stdout]    --> src/http/http_server.rs:166:11
[INFO] [stdout]     |
[INFO] [stdout] 166 | 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:53:9
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct MatchedRoute {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 53 |     pub method: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 54 |     pub path: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.71s
[INFO] running `Command { std: "docker" "inspect" "6049d385a849c02b8aa0c0051bea655bc72e40cffa4405f7adb4a259786e03d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6049d385a849c02b8aa0c0051bea655bc72e40cffa4405f7adb4a259786e03d6", kill_on_drop: false }`
[INFO] [stdout] 6049d385a849c02b8aa0c0051bea655bc72e40cffa4405f7adb4a259786e03d6