[INFO] cloning repository https://github.com/KusabsDev/recho
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KusabsDev/recho" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKusabsDev%2Frecho", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKusabsDev%2Frecho'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c2f6fe80ad67bca4fcc2e25c54639ae0bebfc81
[INFO] checking KusabsDev/recho against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKusabsDev%2Frecho" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KusabsDev/recho 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/KusabsDev/recho
[INFO] finished tweaking git repo https://github.com/KusabsDev/recho
[INFO] tweaked toml for git repo https://github.com/KusabsDev/recho written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KusabsDev/recho 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] warning: unused manifest key: package.about
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.10.4
[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] 836f43ef97acefed60d6dcea4c6348e5e877938f0d6df05a2f3a237e14481829
[INFO] running `Command { std: "docker" "start" "-a" "836f43ef97acefed60d6dcea4c6348e5e877938f0d6df05a2f3a237e14481829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "836f43ef97acefed60d6dcea4c6348e5e877938f0d6df05a2f3a237e14481829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "836f43ef97acefed60d6dcea4c6348e5e877938f0d6df05a2f3a237e14481829", kill_on_drop: false }`
[INFO] [stdout] 836f43ef97acefed60d6dcea4c6348e5e877938f0d6df05a2f3a237e14481829
[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] 859be1a94edecf133b0b539303dea478471ba4b596678720da3359c1c8240cd5
[INFO] running `Command { std: "docker" "start" "-a" "859be1a94edecf133b0b539303dea478471ba4b596678720da3359c1c8240cd5", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.about
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking textwrap v0.15.1
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking itertools v0.10.4
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]     Checking clap v3.2.22
[INFO] [stderr]     Checking recho v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "859be1a94edecf133b0b539303dea478471ba4b596678720da3359c1c8240cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859be1a94edecf133b0b539303dea478471ba4b596678720da3359c1c8240cd5", kill_on_drop: false }`
[INFO] [stdout] 859be1a94edecf133b0b539303dea478471ba4b596678720da3359c1c8240cd5
[INFO] checking KusabsDev/recho against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKusabsDev%2Frecho" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KusabsDev/recho 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/KusabsDev/recho
[INFO] finished tweaking git repo https://github.com/KusabsDev/recho
[INFO] tweaked toml for git repo https://github.com/KusabsDev/recho written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KusabsDev/recho 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] [stderr] warning: unused manifest key: package.about
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e4e6ad371490d62f8bb0c0dace1477aea0e2f9579ac2dada2a01c1ba15a44975
[INFO] running `Command { std: "docker" "start" "-a" "e4e6ad371490d62f8bb0c0dace1477aea0e2f9579ac2dada2a01c1ba15a44975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4e6ad371490d62f8bb0c0dace1477aea0e2f9579ac2dada2a01c1ba15a44975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e6ad371490d62f8bb0c0dace1477aea0e2f9579ac2dada2a01c1ba15a44975", kill_on_drop: false }`
[INFO] [stdout] e4e6ad371490d62f8bb0c0dace1477aea0e2f9579ac2dada2a01c1ba15a44975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 23094a2529b1af06a82a3f060b0d9900a4b9c99b07b28c219cca1bb2ec6a2b6e
[INFO] running `Command { std: "docker" "start" "-a" "23094a2529b1af06a82a3f060b0d9900a4b9c99b07b28c219cca1bb2ec6a2b6e", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: package.about
[INFO] [stderr] warning: unused manifest key: package.author
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking textwrap v0.15.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking itertools v0.10.4
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]     Checking clap v3.2.22
[INFO] [stderr]     Checking recho v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.55s
[INFO] running `Command { std: "docker" "inspect" "23094a2529b1af06a82a3f060b0d9900a4b9c99b07b28c219cca1bb2ec6a2b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23094a2529b1af06a82a3f060b0d9900a4b9c99b07b28c219cca1bb2ec6a2b6e", kill_on_drop: false }`
[INFO] [stdout] 23094a2529b1af06a82a3f060b0d9900a4b9c99b07b28c219cca1bb2ec6a2b6e