[INFO] cloning repository https://github.com/torypages/browser-picker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/torypages/browser-picker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorypages%2Fbrowser-picker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorypages%2Fbrowser-picker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f0afbdb8f0a8bde4e82e970bf101f059697e7fd
[INFO] checking torypages/browser-picker against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorypages%2Fbrowser-picker" "/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/torypages/browser-picker 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/torypages/browser-picker
[INFO] finished tweaking git repo https://github.com/torypages/browser-picker
[INFO] tweaked toml for git repo https://github.com/torypages/browser-picker written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/torypages/browser-picker 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]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-id v4.2.0
[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] b5464d87eaa34cccfb8327d2247eee13461247cf1662a147b6fd97ab38185eb1
[INFO] running `Command { std: "docker" "start" "-a" "b5464d87eaa34cccfb8327d2247eee13461247cf1662a147b6fd97ab38185eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5464d87eaa34cccfb8327d2247eee13461247cf1662a147b6fd97ab38185eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5464d87eaa34cccfb8327d2247eee13461247cf1662a147b6fd97ab38185eb1", kill_on_drop: false }`
[INFO] [stdout] b5464d87eaa34cccfb8327d2247eee13461247cf1662a147b6fd97ab38185eb1
[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] 7f45b9f2f9f1e06415557fa0da3dfda0d286c89b8c2294ad7bbc75697af419e0
[INFO] running `Command { std: "docker" "start" "-a" "7f45b9f2f9f1e06415557fa0da3dfda0d286c89b8c2294ad7bbc75697af419e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking thread-id v4.2.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stderr]     Checking browser-picker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "7f45b9f2f9f1e06415557fa0da3dfda0d286c89b8c2294ad7bbc75697af419e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f45b9f2f9f1e06415557fa0da3dfda0d286c89b8c2294ad7bbc75697af419e0", kill_on_drop: false }`
[INFO] [stdout] 7f45b9f2f9f1e06415557fa0da3dfda0d286c89b8c2294ad7bbc75697af419e0
[INFO] checking torypages/browser-picker against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftorypages%2Fbrowser-picker" "/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/torypages/browser-picker 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/torypages/browser-picker
[INFO] finished tweaking git repo https://github.com/torypages/browser-picker
[INFO] tweaked toml for git repo https://github.com/torypages/browser-picker written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/torypages/browser-picker 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-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] 6846994aabcf63f87621068daeabf958c07c3c9c1e312e3128051f1021e7953c
[INFO] running `Command { std: "docker" "start" "-a" "6846994aabcf63f87621068daeabf958c07c3c9c1e312e3128051f1021e7953c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6846994aabcf63f87621068daeabf958c07c3c9c1e312e3128051f1021e7953c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6846994aabcf63f87621068daeabf958c07c3c9c1e312e3128051f1021e7953c", kill_on_drop: false }`
[INFO] [stdout] 6846994aabcf63f87621068daeabf958c07c3c9c1e312e3128051f1021e7953c
[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] 76876b3a608e42f9f07ed4728ce04fe9900832d13841ff6082ecf1bad27cd624
[INFO] running `Command { std: "docker" "start" "-a" "76876b3a608e42f9f07ed4728ce04fe9900832d13841ff6082ecf1bad27cd624", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking thread-id v4.2.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stderr]     Checking browser-picker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.05s
[INFO] running `Command { std: "docker" "inspect" "76876b3a608e42f9f07ed4728ce04fe9900832d13841ff6082ecf1bad27cd624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76876b3a608e42f9f07ed4728ce04fe9900832d13841ff6082ecf1bad27cd624", kill_on_drop: false }`
[INFO] [stdout] 76876b3a608e42f9f07ed4728ce04fe9900832d13841ff6082ecf1bad27cd624