[INFO] fetching crate tinyroute 0.1.0...
[INFO] checking tinyroute-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate tinyroute 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate tinyroute 0.1.0 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 tinyroute 0.1.0
[INFO] finished tweaking crates.io crate tinyroute 0.1.0
[INFO] tweaked toml for crates.io crate tinyroute 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate tinyroute 0.1.0 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" "+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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-task v0.3.16
[INFO] [stderr]   Downloaded futures-io v0.3.16
[INFO] [stderr]   Downloaded futures-sink v0.3.16
[INFO] [stderr]   Downloaded futures v0.3.16
[INFO] [stderr]   Downloaded futures-executor v0.3.16
[INFO] [stderr]   Downloaded futures-channel v0.3.16
[INFO] [stderr]   Downloaded futures-util v0.3.16
[INFO] [stderr]   Downloaded futures-core v0.3.16
[INFO] [stderr]   Downloaded futures-macro v0.3.16
[INFO] [stderr]   Downloaded libc v0.2.99
[INFO] [stderr]   Downloaded tokio v1.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9241870e7a2dc215c1e5138acf84cc030f41835b32480c7b000ea41e4adae16f
[INFO] running `Command { std: "docker" "start" "-a" "9241870e7a2dc215c1e5138acf84cc030f41835b32480c7b000ea41e4adae16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9241870e7a2dc215c1e5138acf84cc030f41835b32480c7b000ea41e4adae16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9241870e7a2dc215c1e5138acf84cc030f41835b32480c7b000ea41e4adae16f", kill_on_drop: false }`
[INFO] [stdout] 9241870e7a2dc215c1e5138acf84cc030f41835b32480c7b000ea41e4adae16f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 90fc4560eae9b81fbf5052b49664aeb9d01aff03ff1a6d3395d188aa8d732549
[INFO] running `Command { std: "docker" "start" "-a" "90fc4560eae9b81fbf5052b49664aeb9d01aff03ff1a6d3395d188aa8d732549", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking tinyroute v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `pretty_env_logger` is imported redundantly
[INFO] [stdout]   --> examples/chat.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | use pretty_env_logger;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^ the item `pretty_env_logger` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.18s
[INFO] running `Command { std: "docker" "inspect" "90fc4560eae9b81fbf5052b49664aeb9d01aff03ff1a6d3395d188aa8d732549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90fc4560eae9b81fbf5052b49664aeb9d01aff03ff1a6d3395d188aa8d732549", kill_on_drop: false }`
[INFO] [stdout] 90fc4560eae9b81fbf5052b49664aeb9d01aff03ff1a6d3395d188aa8d732549