[INFO] fetching crate wdg-request 0.1.3...
[INFO] checking wdg-request-0.1.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate wdg-request 0.1.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate wdg-request 0.1.3 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 wdg-request 0.1.3
[INFO] finished tweaking crates.io crate wdg-request 0.1.3
[INFO] tweaked toml for crates.io crate wdg-request 0.1.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate wdg-request 0.1.3 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 string-repr v1.0.1
[INFO] [stderr]   Downloaded regexp v0.2.7
[INFO] [stderr]   Downloaded wdg-uri v0.3.7
[INFO] [stderr]   Downloaded default-port v2.1.0
[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] b959c776665e734493cd5b2c7624a0f2fc1a0a0fd1c366c163a7c22a98f9d9b7
[INFO] running `Command { std: "docker" "start" "-a" "b959c776665e734493cd5b2c7624a0f2fc1a0a0fd1c366c163a7c22a98f9d9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b959c776665e734493cd5b2c7624a0f2fc1a0a0fd1c366c163a7c22a98f9d9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b959c776665e734493cd5b2c7624a0f2fc1a0a0fd1c366c163a7c22a98f9d9b7", kill_on_drop: false }`
[INFO] [stdout] b959c776665e734493cd5b2c7624a0f2fc1a0a0fd1c366c163a7c22a98f9d9b7
[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] 5b795f244bf8e249c51d34164765ca9dfd5ee15dca0cbabf12085a78242ae016
[INFO] running `Command { std: "docker" "start" "-a" "5b795f244bf8e249c51d34164765ca9dfd5ee15dca0cbabf12085a78242ae016", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking string-repr v1.0.1
[INFO] [stderr]     Checking default-port v2.1.0
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking regexp v0.2.7
[INFO] [stderr]     Checking wdg-uri v0.3.7
[INFO] [stderr]     Checking wdg-request v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `method`, `uri`, `headers`, and `data` are never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Request<'a> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 18 |     method: Method,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     uri: URI<'a>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     headers: Vec<Header<'a>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 21 |     data: Option<Vec<u8>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `method`, `uri`, `headers`, and `data` are never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Request<'a> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 18 |     method: Method,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     uri: URI<'a>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     headers: Vec<Header<'a>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 21 |     data: Option<Vec<u8>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "5b795f244bf8e249c51d34164765ca9dfd5ee15dca0cbabf12085a78242ae016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b795f244bf8e249c51d34164765ca9dfd5ee15dca0cbabf12085a78242ae016", kill_on_drop: false }`
[INFO] [stdout] 5b795f244bf8e249c51d34164765ca9dfd5ee15dca0cbabf12085a78242ae016
[INFO] checking wdg-request-0.1.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate wdg-request 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate wdg-request 0.1.3 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 crates.io crate wdg-request 0.1.3
[INFO] finished tweaking crates.io crate wdg-request 0.1.3
[INFO] tweaked toml for crates.io crate wdg-request 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate wdg-request 0.1.3 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] 8af1ed1cd55e9a967ebf4d4709ec74bd0a353612c83772a898e5e62b05bfa7bd
[INFO] running `Command { std: "docker" "start" "-a" "8af1ed1cd55e9a967ebf4d4709ec74bd0a353612c83772a898e5e62b05bfa7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8af1ed1cd55e9a967ebf4d4709ec74bd0a353612c83772a898e5e62b05bfa7bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af1ed1cd55e9a967ebf4d4709ec74bd0a353612c83772a898e5e62b05bfa7bd", kill_on_drop: false }`
[INFO] [stdout] 8af1ed1cd55e9a967ebf4d4709ec74bd0a353612c83772a898e5e62b05bfa7bd
[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] 566f8f23eb7d17327da315be3abd2b312807da90400390c3a832e69dcdfe474e
[INFO] running `Command { std: "docker" "start" "-a" "566f8f23eb7d17327da315be3abd2b312807da90400390c3a832e69dcdfe474e", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking string-repr v1.0.1
[INFO] [stderr]     Checking default-port v2.1.0
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking regexp v0.2.7
[INFO] [stderr]     Checking wdg-uri v0.3.7
[INFO] [stderr]     Checking wdg-request v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `method`, `uri`, `headers`, and `data` are never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Request<'a> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 18 |     method: Method,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     uri: URI<'a>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     headers: Vec<Header<'a>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 21 |     data: Option<Vec<u8>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `method`, `uri`, `headers`, and `data` are never read
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Request<'a> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 18 |     method: Method,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     uri: URI<'a>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 20 |     headers: Vec<Header<'a>>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 21 |     data: Option<Vec<u8>>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `Command { std: "docker" "inspect" "566f8f23eb7d17327da315be3abd2b312807da90400390c3a832e69dcdfe474e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566f8f23eb7d17327da315be3abd2b312807da90400390c3a832e69dcdfe474e", kill_on_drop: false }`
[INFO] [stdout] 566f8f23eb7d17327da315be3abd2b312807da90400390c3a832e69dcdfe474e