[INFO] cloning repository https://github.com/Shadesfear/mtgp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shadesfear/mtgp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadesfear%2Fmtgp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadesfear%2Fmtgp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa3f3cb150607cd441ad1a2f66c4cf83f476981f
[INFO] checking Shadesfear/mtgp against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShadesfear%2Fmtgp" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Shadesfear/mtgp 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/Shadesfear/mtgp
[INFO] finished tweaking git repo https://github.com/Shadesfear/mtgp
[INFO] tweaked toml for git repo https://github.com/Shadesfear/mtgp written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Shadesfear/mtgp 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]      Locking 1 package
[INFO] [stderr]       Adding mtgp v0.1.0 (/workspace/builds/worker-1-tc1/source)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tinyvec v1.4.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.27
[INFO] [stderr]   Downloaded socket2 v0.4.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.66
[INFO] [stderr]   Downloaded serde_json v1.0.67
[INFO] [stderr]   Downloaded reqwest v0.11.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 67dc7acba9fb8c653ac05167ab0748d785dd0d9cb830140f54adf3f5f14cef69
[INFO] running `Command { std: "docker" "start" "-a" "67dc7acba9fb8c653ac05167ab0748d785dd0d9cb830140f54adf3f5f14cef69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67dc7acba9fb8c653ac05167ab0748d785dd0d9cb830140f54adf3f5f14cef69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67dc7acba9fb8c653ac05167ab0748d785dd0d9cb830140f54adf3f5f14cef69", kill_on_drop: false }`
[INFO] [stdout] 67dc7acba9fb8c653ac05167ab0748d785dd0d9cb830140f54adf3f5f14cef69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] eec40805fa612c9f6416996888b54b7921bfe11baa405d34207d24e3fbbce115
[INFO] running `Command { std: "docker" "start" "-a" "eec40805fa612c9f6416996888b54b7921bfe11baa405d34207d24e3fbbce115", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking tracing-core v0.1.20
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tinyvec v1.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking tracing v0.1.27
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking hyper v0.14.12
[INFO] [stderr]     Checking config v0.11.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking mtgp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `reqwest` is imported redundantly
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use reqwest;
[INFO] [stdout]   |     ^^^^^^^ the item `reqwest` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `reqwest` is imported redundantly
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use reqwest;
[INFO] [stdout]   |     ^^^^^^^ the item `reqwest` is already defined by prelude
[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 54.88s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "eec40805fa612c9f6416996888b54b7921bfe11baa405d34207d24e3fbbce115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec40805fa612c9f6416996888b54b7921bfe11baa405d34207d24e3fbbce115", kill_on_drop: false }`
[INFO] [stdout] eec40805fa612c9f6416996888b54b7921bfe11baa405d34207d24e3fbbce115