[INFO] fetching crate keymap 0.4.0...
[INFO] checking keymap-0.4.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate keymap 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate keymap 0.4.0 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 keymap 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate keymap 0.4.0
[INFO] tweaked toml for crates.io crate keymap 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate keymap 0.4.0 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 strum_macros v0.25.2
[INFO] [stderr]   Downloaded termion v2.0.1
[INFO] [stderr]   Downloaded pom v3.3.0
[INFO] [stderr]   Downloaded bstr v1.7.0
[INFO] [stderr]   Downloaded regex-automata v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 26a4b5d7d1665087ec85090d8af7d1fe8979c2b3ade1d2d41381e28769d82d8c
[INFO] running `Command { std: "docker" "start" "-a" "26a4b5d7d1665087ec85090d8af7d1fe8979c2b3ade1d2d41381e28769d82d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26a4b5d7d1665087ec85090d8af7d1fe8979c2b3ade1d2d41381e28769d82d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a4b5d7d1665087ec85090d8af7d1fe8979c2b3ade1d2d41381e28769d82d8c", kill_on_drop: false }`
[INFO] [stdout] 26a4b5d7d1665087ec85090d8af7d1fe8979c2b3ade1d2d41381e28769d82d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a7c3e4ff892ebe9805b113069335b1f654b06fbb31415cc2d1d4029f83d8b9b4
[INFO] running `Command { std: "docker" "start" "-a" "a7c3e4ff892ebe9805b113069335b1f654b06fbb31415cc2d1d4029f83d8b9b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking regex-automata v0.4.1
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking winnow v0.5.16
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking bstr v1.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking pom v3.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling strum_macros v0.25.2
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking keymap v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.53s
[INFO] running `Command { std: "docker" "inspect" "a7c3e4ff892ebe9805b113069335b1f654b06fbb31415cc2d1d4029f83d8b9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7c3e4ff892ebe9805b113069335b1f654b06fbb31415cc2d1d4029f83d8b9b4", kill_on_drop: false }`
[INFO] [stdout] a7c3e4ff892ebe9805b113069335b1f654b06fbb31415cc2d1d4029f83d8b9b4
[INFO] checking keymap-0.4.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate keymap 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate keymap 0.4.0 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 crates.io crate keymap 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate keymap 0.4.0
[INFO] tweaked toml for crates.io crate keymap 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate keymap 0.4.0 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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] da404f3e7849711e37ce096e412000765ab3e089593afd5ef4317dd0334f8c78
[INFO] running `Command { std: "docker" "start" "-a" "da404f3e7849711e37ce096e412000765ab3e089593afd5ef4317dd0334f8c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da404f3e7849711e37ce096e412000765ab3e089593afd5ef4317dd0334f8c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da404f3e7849711e37ce096e412000765ab3e089593afd5ef4317dd0334f8c78", kill_on_drop: false }`
[INFO] [stdout] da404f3e7849711e37ce096e412000765ab3e089593afd5ef4317dd0334f8c78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 404be5ff9025141da74da458093c13c576c62a895643d65bb4bdd2ebca6d2112
[INFO] running `Command { std: "docker" "start" "-a" "404be5ff9025141da74da458093c13c576c62a895643d65bb4bdd2ebca6d2112", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking regex-automata v0.4.1
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking hashbrown v0.14.1
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking winnow v0.5.16
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking bstr v1.7.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking pom v3.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling strum_macros v0.25.2
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking keymap v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.13s
[INFO] running `Command { std: "docker" "inspect" "404be5ff9025141da74da458093c13c576c62a895643d65bb4bdd2ebca6d2112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "404be5ff9025141da74da458093c13c576c62a895643d65bb4bdd2ebca6d2112", kill_on_drop: false }`
[INFO] [stdout] 404be5ff9025141da74da458093c13c576c62a895643d65bb4bdd2ebca6d2112