[INFO] fetching crate rustweb 0.13.0...
[INFO] testing rustweb-0.13.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate rustweb 0.13.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate rustweb 0.13.0
[INFO] finished tweaking crates.io crate rustweb 0.13.0
[INFO] tweaked toml for crates.io crate rustweb 0.13.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustweb 0.13.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustweb 0.13.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e53dc92548d525255c69a26ef236fe8e0dc884b1265ead3eb45a83cb249c68f2
[INFO] running `Command { std: "docker" "start" "-a" "e53dc92548d525255c69a26ef236fe8e0dc884b1265ead3eb45a83cb249c68f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e53dc92548d525255c69a26ef236fe8e0dc884b1265ead3eb45a83cb249c68f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e53dc92548d525255c69a26ef236fe8e0dc884b1265ead3eb45a83cb249c68f2", kill_on_drop: false }`
[INFO] [stdout] e53dc92548d525255c69a26ef236fe8e0dc884b1265ead3eb45a83cb249c68f2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5856d0f9a6e569413ca3bed167fd88bf4ff6aa176cb9988cbceb01c78707bcd
[INFO] running `Command { std: "docker" "start" "-a" "b5856d0f9a6e569413ca3bed167fd88bf4ff6aa176cb9988cbceb01c78707bcd", kill_on_drop: false }`
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[INFO] [stderr]    Compiling textwrap v0.15.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling axum-core v0.2.8
[INFO] [stderr]    Compiling email_address v0.2.3
[INFO] [stderr]    Compiling quoted_printable v0.4.5
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[INFO] [stderr]    Compiling matchit v0.5.0
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[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling tower-http v0.3.4
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[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling rustdb v3.1.0
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling axum v0.5.16
[INFO] [stderr]    Compiling reqwest v0.11.11
[INFO] [stderr]    Compiling rustweb v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:710:21
[INFO] [stdout]     |
[INFO] [stdout] 710 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:729:21
[INFO] [stdout]     |
[INFO] [stdout] 729 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:748:21
[INFO] [stdout]     |
[INFO] [stdout] 748 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 35s
[INFO] running `Command { std: "docker" "inspect" "b5856d0f9a6e569413ca3bed167fd88bf4ff6aa176cb9988cbceb01c78707bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5856d0f9a6e569413ca3bed167fd88bf4ff6aa176cb9988cbceb01c78707bcd", kill_on_drop: false }`
[INFO] [stdout] b5856d0f9a6e569413ca3bed167fd88bf4ff6aa176cb9988cbceb01c78707bcd
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5b23ea5c4ef68613d73c949072dbd091dae727a440ff3cfa9decb2ad321a019
[INFO] running `Command { std: "docker" "start" "-a" "b5b23ea5c4ef68613d73c949072dbd091dae727a440ff3cfa9decb2ad321a019", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustweb v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:710:21
[INFO] [stdout]     |
[INFO] [stdout] 710 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:729:21
[INFO] [stdout]     |
[INFO] [stdout] 729 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:748:21
[INFO] [stdout]     |
[INFO] [stdout] 748 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stdout]     |                     ----^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "b5b23ea5c4ef68613d73c949072dbd091dae727a440ff3cfa9decb2ad321a019", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b23ea5c4ef68613d73c949072dbd091dae727a440ff3cfa9decb2ad321a019", kill_on_drop: false }`
[INFO] [stdout] b5b23ea5c4ef68613d73c949072dbd091dae727a440ff3cfa9decb2ad321a019
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba4fa760673af585b160b21e91bc947ea23ba9cc7a0f449b08169c136e6e4e49
[INFO] running `Command { std: "docker" "start" "-a" "ba4fa760673af585b160b21e91bc947ea23ba9cc7a0f449b08169c136e6e4e49", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] 
[INFO] [stderr]    --> src/main.rs:710:21
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 710 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                     ----^^^
[INFO] [stdout] 
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:729:21
[INFO] [stderr]     |
[INFO] [stderr] 729 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:748:21
[INFO] [stderr]     |
[INFO] [stderr] 748 |         if let Some(mut ext) = ext.downcast_mut::<TransExt>() {
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `rustweb` (bin "rustweb" test) generated 3 warnings (run `cargo fix --bin "rustweb" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustweb-7bf57771e45d9b34)
[INFO] running `Command { std: "docker" "inspect" "ba4fa760673af585b160b21e91bc947ea23ba9cc7a0f449b08169c136e6e4e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4fa760673af585b160b21e91bc947ea23ba9cc7a0f449b08169c136e6e4e49", kill_on_drop: false }`
[INFO] [stdout] ba4fa760673af585b160b21e91bc947ea23ba9cc7a0f449b08169c136e6e4e49