[INFO] cloning repository https://github.com/o0Ignition0o/europython_rust_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/o0Ignition0o/europython_rust_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo0Ignition0o%2Feuropython_rust_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo0Ignition0o%2Feuropython_rust_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ee233231ef38206c61b6464f2b55ad6866eee49
[INFO] checking o0Ignition0o/europython_rust_tutorial against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo0Ignition0o%2Feuropython_rust_tutorial" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/o0Ignition0o/europython_rust_tutorial 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/o0Ignition0o/europython_rust_tutorial
[INFO] finished tweaking git repo https://github.com/o0Ignition0o/europython_rust_tutorial
[INFO] tweaked toml for git repo https://github.com/o0Ignition0o/europython_rust_tutorial written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/o0Ignition0o/europython_rust_tutorial 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]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.9.24
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0c69934b7d51586b7a2cf0806446d4032eb802d550752a59e4cfa8e4c58a64d
[INFO] running `Command { std: "docker" "start" "-a" "b0c69934b7d51586b7a2cf0806446d4032eb802d550752a59e4cfa8e4c58a64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0c69934b7d51586b7a2cf0806446d4032eb802d550752a59e4cfa8e4c58a64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c69934b7d51586b7a2cf0806446d4032eb802d550752a59e4cfa8e4c58a64d", kill_on_drop: false }`
[INFO] [stdout] b0c69934b7d51586b7a2cf0806446d4032eb802d550752a59e4cfa8e4c58a64d
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 772b28281efdb9333dbeb0d3543599aca7ba5907a1a9cf692663850185693473
[INFO] running `Command { std: "docker" "start" "-a" "772b28281efdb9333dbeb0d3543599aca7ba5907a1a9cf692663850185693473", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]    Compiling axum v0.6.19
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]     Checking axum-core v0.3.4
[INFO] [stderr]     Checking pin-project v1.1.2
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking serde_path_to_error v0.1.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_yaml v0.9.24
[INFO] [stderr]     Checking europython v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `response::Html`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     response::Html,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `response::Html`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     response::Html,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.48s
[INFO] running `Command { std: "docker" "inspect" "772b28281efdb9333dbeb0d3543599aca7ba5907a1a9cf692663850185693473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "772b28281efdb9333dbeb0d3543599aca7ba5907a1a9cf692663850185693473", kill_on_drop: false }`
[INFO] [stdout] 772b28281efdb9333dbeb0d3543599aca7ba5907a1a9cf692663850185693473
[INFO] checking o0Ignition0o/europython_rust_tutorial against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo0Ignition0o%2Feuropython_rust_tutorial" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/o0Ignition0o/europython_rust_tutorial 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/o0Ignition0o/europython_rust_tutorial
[INFO] finished tweaking git repo https://github.com/o0Ignition0o/europython_rust_tutorial
[INFO] tweaked toml for git repo https://github.com/o0Ignition0o/europython_rust_tutorial written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/o0Ignition0o/europython_rust_tutorial 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 69a463acdc95d003a6bca0e3eb5b1054ed31324539f15d51c9cf13496b9982ea
[INFO] running `Command { std: "docker" "start" "-a" "69a463acdc95d003a6bca0e3eb5b1054ed31324539f15d51c9cf13496b9982ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69a463acdc95d003a6bca0e3eb5b1054ed31324539f15d51c9cf13496b9982ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a463acdc95d003a6bca0e3eb5b1054ed31324539f15d51c9cf13496b9982ea", kill_on_drop: false }`
[INFO] [stdout] 69a463acdc95d003a6bca0e3eb5b1054ed31324539f15d51c9cf13496b9982ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 131b4ca0484c67c5bdc0bdf731d110a99cf9849023ce24d3f77cd5983f16d812
[INFO] running `Command { std: "docker" "start" "-a" "131b4ca0484c67c5bdc0bdf731d110a99cf9849023ce24d3f77cd5983f16d812", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]    Compiling axum v0.6.19
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.2
[INFO] [stderr]     Checking axum-core v0.3.4
[INFO] [stderr]     Checking pin-project v1.1.2
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking serde_path_to_error v0.1.14
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_yaml v0.9.24
[INFO] [stderr]     Checking europython v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `response::Html`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     response::Html,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `response::Html`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     response::Html,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.13s
[INFO] running `Command { std: "docker" "inspect" "131b4ca0484c67c5bdc0bdf731d110a99cf9849023ce24d3f77cd5983f16d812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "131b4ca0484c67c5bdc0bdf731d110a99cf9849023ce24d3f77cd5983f16d812", kill_on_drop: false }`
[INFO] [stdout] 131b4ca0484c67c5bdc0bdf731d110a99cf9849023ce24d3f77cd5983f16d812