[INFO] cloning repository https://github.com/b-faller/dagger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/b-faller/dagger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-faller%2Fdagger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-faller%2Fdagger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37cd8a5d6ee8127fe6a447667a3c4449fac6fbf3
[INFO] checking b-faller/dagger against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-faller%2Fdagger" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/b-faller/dagger 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/b-faller/dagger
[INFO] finished tweaking git repo https://github.com/b-faller/dagger
[INFO] tweaked toml for git repo https://github.com/b-faller/dagger written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/b-faller/dagger 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 quoted_printable v0.4.8
[INFO] [stderr]   Downloaded charset v0.1.3
[INFO] [stderr]   Downloaded papergrid v0.11.0
[INFO] [stderr]   Downloaded mailparse v0.14.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.71
[INFO] [stderr]   Downloaded tabled v0.15.0
[INFO] [stderr]   Downloaded syn v2.0.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b01dded582273a2b6a1b9fe5f25d3cbd770d7041e493617c790e91b1971354b4
[INFO] running `Command { std: "docker" "start" "-a" "b01dded582273a2b6a1b9fe5f25d3cbd770d7041e493617c790e91b1971354b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b01dded582273a2b6a1b9fe5f25d3cbd770d7041e493617c790e91b1971354b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b01dded582273a2b6a1b9fe5f25d3cbd770d7041e493617c790e91b1971354b4", kill_on_drop: false }`
[INFO] [stdout] b01dded582273a2b6a1b9fe5f25d3cbd770d7041e493617c790e91b1971354b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 88efe9e0d29bb9f3eeeb267b296e8310e9d5b32d710c382e7e3deda11601ccd9
[INFO] running `Command { std: "docker" "start" "-a" "88efe9e0d29bb9f3eeeb267b296e8310e9d5b32d710c382e7e3deda11601ccd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking quoted_printable v0.4.8
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking papergrid v0.11.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking charset v0.1.3
[INFO] [stderr]     Checking mailparse v0.14.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking tabled v0.15.0
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking dagger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.97s
[INFO] running `Command { std: "docker" "inspect" "88efe9e0d29bb9f3eeeb267b296e8310e9d5b32d710c382e7e3deda11601ccd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88efe9e0d29bb9f3eeeb267b296e8310e9d5b32d710c382e7e3deda11601ccd9", kill_on_drop: false }`
[INFO] [stdout] 88efe9e0d29bb9f3eeeb267b296e8310e9d5b32d710c382e7e3deda11601ccd9
[INFO] checking b-faller/dagger against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fb-faller%2Fdagger" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/b-faller/dagger 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/b-faller/dagger
[INFO] finished tweaking git repo https://github.com/b-faller/dagger
[INFO] tweaked toml for git repo https://github.com/b-faller/dagger written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/b-faller/dagger 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ec36c51e93a5aa32e330e535b0e4e982c05843bd0420d9061003336fcf7f7e33
[INFO] running `Command { std: "docker" "start" "-a" "ec36c51e93a5aa32e330e535b0e4e982c05843bd0420d9061003336fcf7f7e33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec36c51e93a5aa32e330e535b0e4e982c05843bd0420d9061003336fcf7f7e33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec36c51e93a5aa32e330e535b0e4e982c05843bd0420d9061003336fcf7f7e33", kill_on_drop: false }`
[INFO] [stdout] ec36c51e93a5aa32e330e535b0e4e982c05843bd0420d9061003336fcf7f7e33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 92fa08659495810d24b8e137f45dcd2a79fe2fd85ce79330d957918c36823190
[INFO] running `Command { std: "docker" "start" "-a" "92fa08659495810d24b8e137f45dcd2a79fe2fd85ce79330d957918c36823190", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking quoted_printable v0.4.8
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking papergrid v0.11.0
[INFO] [stderr]     Checking charset v0.1.3
[INFO] [stderr]     Checking mailparse v0.14.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking tabled v0.15.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]    Compiling syn v2.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking dagger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.74s
[INFO] running `Command { std: "docker" "inspect" "92fa08659495810d24b8e137f45dcd2a79fe2fd85ce79330d957918c36823190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92fa08659495810d24b8e137f45dcd2a79fe2fd85ce79330d957918c36823190", kill_on_drop: false }`
[INFO] [stdout] 92fa08659495810d24b8e137f45dcd2a79fe2fd85ce79330d957918c36823190