[INFO] cloning repository https://github.com/rosengrenen/dns-updater
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rosengrenen/dns-updater" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosengrenen%2Fdns-updater", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosengrenen%2Fdns-updater'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 830366558f38bed0b127dcdd79ce2c1ebe024375
[INFO] checking rosengrenen/dns-updater against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosengrenen%2Fdns-updater" "/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/rosengrenen/dns-updater 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/rosengrenen/dns-updater
[INFO] finished tweaking git repo https://github.com/rosengrenen/dns-updater
[INFO] tweaked toml for git repo https://github.com/rosengrenen/dns-updater written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rosengrenen/dns-updater 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] 6211b456add06011cab68c6c863b355911345531465ad9bdacebf4c819d429d2
[INFO] running `Command { std: "docker" "start" "-a" "6211b456add06011cab68c6c863b355911345531465ad9bdacebf4c819d429d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6211b456add06011cab68c6c863b355911345531465ad9bdacebf4c819d429d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6211b456add06011cab68c6c863b355911345531465ad9bdacebf4c819d429d2", kill_on_drop: false }`
[INFO] [stdout] 6211b456add06011cab68c6c863b355911345531465ad9bdacebf4c819d429d2
[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] d63bf7f05882f89483bdc6332aec60bb6e15c8b90a98579d0a46ddec30a3fbf5
[INFO] running `Command { std: "docker" "start" "-a" "d63bf7f05882f89483bdc6332aec60bb6e15c8b90a98579d0a46ddec30a3fbf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking tracing v0.1.31
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.79
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.17
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]     Checking dns-updater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `code` and `message` are never read
[INFO] [stdout]    --> src/main.rs:119:2
[INFO] [stdout]     |
[INFO] [stdout] 118 | struct CloudflareError {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 119 |     code: i64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 120 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CloudflareError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: fields `code` and `message` are never read
[INFO] [stdout]    --> src/main.rs:119:2
[INFO] [stdout]     |
[INFO] [stdout] 118 | struct CloudflareError {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 119 |     code: i64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 120 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CloudflareError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 32.44s
[INFO] running `Command { std: "docker" "inspect" "d63bf7f05882f89483bdc6332aec60bb6e15c8b90a98579d0a46ddec30a3fbf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d63bf7f05882f89483bdc6332aec60bb6e15c8b90a98579d0a46ddec30a3fbf5", kill_on_drop: false }`
[INFO] [stdout] d63bf7f05882f89483bdc6332aec60bb6e15c8b90a98579d0a46ddec30a3fbf5
[INFO] checking rosengrenen/dns-updater against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frosengrenen%2Fdns-updater" "/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/rosengrenen/dns-updater 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/rosengrenen/dns-updater
[INFO] finished tweaking git repo https://github.com/rosengrenen/dns-updater
[INFO] tweaked toml for git repo https://github.com/rosengrenen/dns-updater written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rosengrenen/dns-updater 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] 973ed876034de2f65240cb6f7c6e20d2daf3e4ebf4fd0f4f860ef0232be8b2f9
[INFO] running `Command { std: "docker" "start" "-a" "973ed876034de2f65240cb6f7c6e20d2daf3e4ebf4fd0f4f860ef0232be8b2f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "973ed876034de2f65240cb6f7c6e20d2daf3e4ebf4fd0f4f860ef0232be8b2f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973ed876034de2f65240cb6f7c6e20d2daf3e4ebf4fd0f4f860ef0232be8b2f9", kill_on_drop: false }`
[INFO] [stdout] 973ed876034de2f65240cb6f7c6e20d2daf3e4ebf4fd0f4f860ef0232be8b2f9
[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] d838cb55fd0cc11d0f3b5705fd8db618ed6bd429080630f520c537e4e348b83a
[INFO] running `Command { std: "docker" "start" "-a" "d838cb55fd0cc11d0f3b5705fd8db618ed6bd429080630f520c537e4e348b83a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking tracing v0.1.31
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.11
[INFO] [stderr]     Checking serde_json v1.0.79
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.17
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]     Checking dns-updater v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `code` and `message` are never read
[INFO] [stdout]    --> src/main.rs:119:2
[INFO] [stdout]     |
[INFO] [stdout] 118 | struct CloudflareError {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 119 |     code: i64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 120 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CloudflareError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: fields `code` and `message` are never read
[INFO] [stdout]    --> src/main.rs:119:2
[INFO] [stdout]     |
[INFO] [stdout] 118 | struct CloudflareError {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 119 |     code: i64,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 120 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CloudflareError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 39.33s
[INFO] running `Command { std: "docker" "inspect" "d838cb55fd0cc11d0f3b5705fd8db618ed6bd429080630f520c537e4e348b83a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d838cb55fd0cc11d0f3b5705fd8db618ed6bd429080630f520c537e4e348b83a", kill_on_drop: false }`
[INFO] [stdout] d838cb55fd0cc11d0f3b5705fd8db618ed6bd429080630f520c537e4e348b83a