[INFO] fetching crate rustfm-scrobble-proxy 2.0.0...
[INFO] checking rustfm-scrobble-proxy-2.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rustfm-scrobble-proxy 2.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rustfm-scrobble-proxy 2.0.0 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 rustfm-scrobble-proxy 2.0.0
[INFO] finished tweaking crates.io crate rustfm-scrobble-proxy 2.0.0
[INFO] tweaked toml for crates.io crate rustfm-scrobble-proxy 2.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate rustfm-scrobble-proxy 2.0.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wrapped-vec v0.3.0
[INFO] [stderr]   Downloaded attohttpc v0.25.0
[INFO] [stderr]   Downloaded mockito v0.31.1
[INFO] [stderr]   Downloaded syn v2.0.25
[INFO] [stderr]   Downloaded rustix v0.38.3
[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] 36aef96321126d60360051a9d36316d5eff04dc43fd0daec9be61848ec6d6d48
[INFO] running `Command { std: "docker" "start" "-a" "36aef96321126d60360051a9d36316d5eff04dc43fd0daec9be61848ec6d6d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36aef96321126d60360051a9d36316d5eff04dc43fd0daec9be61848ec6d6d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36aef96321126d60360051a9d36316d5eff04dc43fd0daec9be61848ec6d6d48", kill_on_drop: false }`
[INFO] [stdout] 36aef96321126d60360051a9d36316d5eff04dc43fd0daec9be61848ec6d6d48
[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] dd33c81f3c45c5a175cdcb118c5f66d9750c78b2afe8c753acef7b7b04f20a0e
[INFO] running `Command { std: "docker" "start" "-a" "dd33c81f3c45c5a175cdcb118c5f66d9750c78b2afe8c753acef7b7b04f20a0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-automata v0.3.2
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[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]     Checking regex v1.9.1
[INFO] [stderr]    Compiling wrapped-vec v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking attohttpc v0.25.0
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking rustfm-scrobble-proxy v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mockito v0.31.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.99s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wrapped-vec v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "dd33c81f3c45c5a175cdcb118c5f66d9750c78b2afe8c753acef7b7b04f20a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd33c81f3c45c5a175cdcb118c5f66d9750c78b2afe8c753acef7b7b04f20a0e", kill_on_drop: false }`
[INFO] [stdout] dd33c81f3c45c5a175cdcb118c5f66d9750c78b2afe8c753acef7b7b04f20a0e
[INFO] checking rustfm-scrobble-proxy-2.0.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rustfm-scrobble-proxy 2.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate rustfm-scrobble-proxy 2.0.0 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 rustfm-scrobble-proxy 2.0.0
[INFO] finished tweaking crates.io crate rustfm-scrobble-proxy 2.0.0
[INFO] tweaked toml for crates.io crate rustfm-scrobble-proxy 2.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate rustfm-scrobble-proxy 2.0.0 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" "+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] eebc2bdd1aa6f82865c711c3ba16a75734bf55e0145dca841350bb04f3f2fd2f
[INFO] running `Command { std: "docker" "start" "-a" "eebc2bdd1aa6f82865c711c3ba16a75734bf55e0145dca841350bb04f3f2fd2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eebc2bdd1aa6f82865c711c3ba16a75734bf55e0145dca841350bb04f3f2fd2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eebc2bdd1aa6f82865c711c3ba16a75734bf55e0145dca841350bb04f3f2fd2f", kill_on_drop: false }`
[INFO] [stdout] eebc2bdd1aa6f82865c711c3ba16a75734bf55e0145dca841350bb04f3f2fd2f
[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] a0c41fb979d9f90793c8a7060ab49132fe972d5df1f426a553fd9ad677b938c0
[INFO] running `Command { std: "docker" "start" "-a" "a0c41fb979d9f90793c8a7060ab49132fe972d5df1f426a553fd9ad677b938c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking regex-automata v0.3.2
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking similar v2.2.1
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]    Compiling wrapped-vec v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking attohttpc v0.25.0
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking rustfm-scrobble-proxy v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mockito v0.31.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.80s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wrapped-vec v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "a0c41fb979d9f90793c8a7060ab49132fe972d5df1f426a553fd9ad677b938c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c41fb979d9f90793c8a7060ab49132fe972d5df1f426a553fd9ad677b938c0", kill_on_drop: false }`
[INFO] [stdout] a0c41fb979d9f90793c8a7060ab49132fe972d5df1f426a553fd9ad677b938c0