[INFO] cloning repository https://github.com/StevenMaharaj/modules_rust_ex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StevenMaharaj/modules_rust_ex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenMaharaj%2Fmodules_rust_ex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenMaharaj%2Fmodules_rust_ex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7139f342d009822c106c73ae020893700fdab3c8
[INFO] checking StevenMaharaj/modules_rust_ex against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenMaharaj%2Fmodules_rust_ex" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StevenMaharaj/modules_rust_ex 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/StevenMaharaj/modules_rust_ex
[INFO] finished tweaking git repo https://github.com/StevenMaharaj/modules_rust_ex
[INFO] tweaked toml for git repo https://github.com/StevenMaharaj/modules_rust_ex written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/StevenMaharaj/modules_rust_ex 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8c5331fb1ee6666f873544066c7c688583a4747b4d5d434b27799a71f6b97ccf
[INFO] running `Command { std: "docker" "start" "-a" "8c5331fb1ee6666f873544066c7c688583a4747b4d5d434b27799a71f6b97ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c5331fb1ee6666f873544066c7c688583a4747b4d5d434b27799a71f6b97ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c5331fb1ee6666f873544066c7c688583a4747b4d5d434b27799a71f6b97ccf", kill_on_drop: false }`
[INFO] [stdout] 8c5331fb1ee6666f873544066c7c688583a4747b4d5d434b27799a71f6b97ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5455a3ec48f7c476bd5bcb782f6e98f3331668ca6bc2bd1a7134aecde06fb452
[INFO] running `Command { std: "docker" "start" "-a" "5455a3ec48f7c476bd5bcb782f6e98f3331668ca6bc2bd1a7134aecde06fb452", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling openssl v0.10.60
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling openssl-sys v0.9.96
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking serde v1.0.193
[INFO] [stderr]     Checking tungstenite v0.20.1
[INFO] [stderr]     Checking modules_ex_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]  --> src/deribit/deribit_feed.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DeribitOrderFeed {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 5 |     pub url: String,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]  --> src/deribit/deribit_feed.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DeribitOrderFeed {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 5 |     pub url: String,
[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 14.29s
[INFO] running `Command { std: "docker" "inspect" "5455a3ec48f7c476bd5bcb782f6e98f3331668ca6bc2bd1a7134aecde06fb452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5455a3ec48f7c476bd5bcb782f6e98f3331668ca6bc2bd1a7134aecde06fb452", kill_on_drop: false }`
[INFO] [stdout] 5455a3ec48f7c476bd5bcb782f6e98f3331668ca6bc2bd1a7134aecde06fb452
[INFO] checking StevenMaharaj/modules_rust_ex against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStevenMaharaj%2Fmodules_rust_ex" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StevenMaharaj/modules_rust_ex 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/StevenMaharaj/modules_rust_ex
[INFO] finished tweaking git repo https://github.com/StevenMaharaj/modules_rust_ex
[INFO] tweaked toml for git repo https://github.com/StevenMaharaj/modules_rust_ex written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/StevenMaharaj/modules_rust_ex 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4fc320872aa163ebc2e21874e3aeaffe07427d4c9407286760e1d8bf44b13beb
[INFO] running `Command { std: "docker" "start" "-a" "4fc320872aa163ebc2e21874e3aeaffe07427d4c9407286760e1d8bf44b13beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fc320872aa163ebc2e21874e3aeaffe07427d4c9407286760e1d8bf44b13beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc320872aa163ebc2e21874e3aeaffe07427d4c9407286760e1d8bf44b13beb", kill_on_drop: false }`
[INFO] [stdout] 4fc320872aa163ebc2e21874e3aeaffe07427d4c9407286760e1d8bf44b13beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8344313826d7d25dc0b8a9acf05a6d2dc6036877185a14cb8dca88b51e25ef11
[INFO] running `Command { std: "docker" "start" "-a" "8344313826d7d25dc0b8a9acf05a6d2dc6036877185a14cb8dca88b51e25ef11", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling openssl v0.10.60
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling openssl-sys v0.9.96
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking serde v1.0.193
[INFO] [stderr]     Checking tungstenite v0.20.1
[INFO] [stderr]     Checking modules_ex_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]  --> src/deribit/deribit_feed.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DeribitOrderFeed {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 5 |     pub url: String,
[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: field `url` is never read
[INFO] [stdout]  --> src/deribit/deribit_feed.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DeribitOrderFeed {
[INFO] [stdout]   |            ---------------- field in this struct
[INFO] [stdout] 5 |     pub url: String,
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.18s
[INFO] running `Command { std: "docker" "inspect" "8344313826d7d25dc0b8a9acf05a6d2dc6036877185a14cb8dca88b51e25ef11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8344313826d7d25dc0b8a9acf05a6d2dc6036877185a14cb8dca88b51e25ef11", kill_on_drop: false }`
[INFO] [stdout] 8344313826d7d25dc0b8a9acf05a6d2dc6036877185a14cb8dca88b51e25ef11