[INFO] fetching crate khata 0.0.1...
[INFO] checking khata-0.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate khata 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate khata 0.0.1 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 khata 0.0.1
[INFO] finished tweaking crates.io crate khata 0.0.1
[INFO] tweaked toml for crates.io crate khata 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 87 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding glob v0.2.11 (latest: v0.3.1)
[INFO] [stderr]       Adding humansize v1.1.1 (latest: v2.1.3)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
[INFO] [stderr]       Adding tera v0.11.20 (latest: v1.19.1)
[INFO] [stderr]       Adding unic-char-property v0.7.0 (latest: v0.9.0)
[INFO] [stderr]       Adding unic-char-range v0.7.0 (latest: v0.9.0)
[INFO] [stderr]       Adding unic-common v0.7.0 (latest: v0.9.0)
[INFO] [stderr]       Adding unic-segment v0.7.0 (latest: v0.9.0)
[INFO] [stderr]       Adding unic-ucd-segment v0.7.0 (latest: v0.9.0)
[INFO] [stderr]       Adding unic-ucd-version v0.7.0 (latest: v0.9.0)
[INFO] [stderr]       Adding url v1.7.2 (latest: v2.5.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded unic-common v0.7.0
[INFO] [stderr]   Downloaded unic-segment v0.7.0
[INFO] [stderr]   Downloaded unic-char-range v0.7.0
[INFO] [stderr]   Downloaded unic-ucd-segment v0.7.0
[INFO] [stderr]   Downloaded unic-char-property v0.7.0
[INFO] [stderr]   Downloaded unic-ucd-version v0.7.0
[INFO] [stderr]   Downloaded tera v0.11.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] f5f37a8b9d509fe472cb4ef9f857d2d5ed812f6b4952bb649602b135cf4ca6eb
[INFO] running `Command { std: "docker" "start" "-a" "f5f37a8b9d509fe472cb4ef9f857d2d5ed812f6b4952bb649602b135cf4ca6eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5f37a8b9d509fe472cb4ef9f857d2d5ed812f6b4952bb649602b135cf4ca6eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f37a8b9d509fe472cb4ef9f857d2d5ed812f6b4952bb649602b135cf4ca6eb", kill_on_drop: false }`
[INFO] [stdout] f5f37a8b9d509fe472cb4ef9f857d2d5ed812f6b4952bb649602b135cf4ca6eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 67ec8c54a2ffb503d7dec85a6e869d70e35f7ab51c359c1d89a211b2ca9b3b6d
[INFO] running `Command { std: "docker" "start" "-a" "67ec8c54a2ffb503d7dec85a6e869d70e35f7ab51c359c1d89a211b2ca9b3b6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking backtrace v0.3.71
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking deunicode v1.4.3
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]     Checking slug v0.1.5
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking khata v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:26:65
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Err(why) => panic!("Error in creating file {}", why.description()),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:26:65
[INFO] [stdout]    |
[INFO] [stdout] 26 |             Err(why) => panic!("Error in creating file {}", why.description()),
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 12.46s
[INFO] running `Command { std: "docker" "inspect" "67ec8c54a2ffb503d7dec85a6e869d70e35f7ab51c359c1d89a211b2ca9b3b6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ec8c54a2ffb503d7dec85a6e869d70e35f7ab51c359c1d89a211b2ca9b3b6d", kill_on_drop: false }`
[INFO] [stdout] 67ec8c54a2ffb503d7dec85a6e869d70e35f7ab51c359c1d89a211b2ca9b3b6d