[INFO] fetching crate susie 0.1.0...
[INFO] checking susie-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate susie 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate susie 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 susie 0.1.0
[INFO] finished tweaking crates.io crate susie 0.1.0
[INFO] tweaked toml for crates.io crate susie 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate susie 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.47
[INFO] [stderr]   Downloaded downcast v0.10.0
[INFO] [stderr]   Downloaded ordered-float v0.5.2
[INFO] [stderr]   Downloaded cranelift v0.50.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.5
[INFO] [stderr]   Downloaded thiserror v1.0.5
[INFO] [stderr]   Downloaded ref_thread_local v0.0.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.50.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.50.0
[INFO] [stderr]   Downloaded lexical v2.2.2
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.50.0
[INFO] [stderr]   Downloaded scryer-prolog v0.8.115
[INFO] [stderr]   Downloaded cranelift-codegen v0.50.0
[INFO] [stderr]   Downloaded lexical-core v0.4.6
[INFO] [stderr]   Downloaded cranelift-entity v0.50.0
[INFO] [stderr]   Downloaded smallvec v1.0.0
[INFO] [stderr]   Downloaded target-lexicon v0.9.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.50.0
[INFO] [stderr]   Downloaded prolog_parser v0.8.34
[INFO] [stderr]   Downloaded rustyline v5.0.4
[INFO] [stderr]   Downloaded utf8parse v0.1.1
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.1.14
[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] d46a758fb83c69bb76f361919ffcedafa983b435c9cb40957ac5c051fb947df1
[INFO] running `Command { std: "docker" "start" "-a" "d46a758fb83c69bb76f361919ffcedafa983b435c9cb40957ac5c051fb947df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d46a758fb83c69bb76f361919ffcedafa983b435c9cb40957ac5c051fb947df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46a758fb83c69bb76f361919ffcedafa983b435c9cb40957ac5c051fb947df1", kill_on_drop: false }`
[INFO] [stdout] d46a758fb83c69bb76f361919ffcedafa983b435c9cb40957ac5c051fb947df1
[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] 025e235b637745cfeb73494e8a762a0e4d880af052bdac3cd6753400fba4c471
[INFO] running `Command { std: "docker" "start" "-a" "025e235b637745cfeb73494e8a762a0e4d880af052bdac3cd6753400fba4c471", kill_on_drop: false }`
[INFO] [stderr] warning: susie v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `scryer-prolog` which is missing a lib target
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling cranelift-entity v0.50.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.50.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling target-lexicon v0.9.0
[INFO] [stderr]     Checking smallvec v1.0.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.50.0
[INFO] [stderr]     Checking cranelift-bforest v0.50.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.5
[INFO] [stderr]     Checking thiserror v1.0.5
[INFO] [stderr]    Compiling cranelift-codegen v0.50.0
[INFO] [stderr]     Checking cranelift-frontend v0.50.0
[INFO] [stderr]     Checking cranelift v0.50.0
[INFO] [stderr]     Checking susie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.02s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.50.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "025e235b637745cfeb73494e8a762a0e4d880af052bdac3cd6753400fba4c471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025e235b637745cfeb73494e8a762a0e4d880af052bdac3cd6753400fba4c471", kill_on_drop: false }`
[INFO] [stdout] 025e235b637745cfeb73494e8a762a0e4d880af052bdac3cd6753400fba4c471