[INFO] fetching crate probe-rs-rtt 0.14.2...
[INFO] checking probe-rs-rtt-0.14.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate probe-rs-rtt 0.14.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate probe-rs-rtt 0.14.2 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 probe-rs-rtt 0.14.2
[INFO] finished tweaking crates.io crate probe-rs-rtt 0.14.2
[INFO] tweaked toml for crates.io crate probe-rs-rtt 0.14.2 written to /workspace/builds/worker-6-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 68 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding enum-primitive-derive v0.2.2 (latest: v0.3.0)
[INFO] [stderr]       Adding fallible-iterator v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding gimli v0.27.3 (latest: v0.28.1)
[INFO] [stderr]       Adding object v0.30.4 (latest: v0.34.0)
[INFO] [stderr]       Adding probe-rs v0.14.2 (latest: v0.23.0)
[INFO] [stderr]       Adding probe-rs-target v0.14.2 (latest: v0.23.0)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding scroll v0.10.2 (latest: v0.12.0)
[INFO] [stderr]       Adding scroll v0.11.0 (latest: v0.12.0)
[INFO] [stderr]       Adding svg v0.13.1 (latest: v0.16.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[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 svg v0.13.1
[INFO] [stderr]   Downloaded scroll v0.10.2
[INFO] [stderr]   Downloaded rusb v0.9.3
[INFO] [stderr]   Downloaded libusb1-sys v0.6.4
[INFO] [stderr]   Downloaded bitfield v0.14.0
[INFO] [stderr]   Downloaded enum-primitive-derive v0.2.2
[INFO] [stderr]   Downloaded hidapi v2.6.1
[INFO] [stderr]   Downloaded ihex v3.0.0
[INFO] [stderr]   Downloaded jaylink v0.3.0
[INFO] [stderr]   Downloaded jep106 v0.2.8
[INFO] [stderr]   Downloaded probe-rs-target v0.14.2
[INFO] [stderr]   Downloaded probe-rs v0.14.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3a7c2ca5311066d475235fb82d74b1ab05cc1b2e156f16673eca7b051ee39445
[INFO] running `Command { std: "docker" "start" "-a" "3a7c2ca5311066d475235fb82d74b1ab05cc1b2e156f16673eca7b051ee39445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a7c2ca5311066d475235fb82d74b1ab05cc1b2e156f16673eca7b051ee39445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7c2ca5311066d475235fb82d74b1ab05cc1b2e156f16673eca7b051ee39445", kill_on_drop: false }`
[INFO] [stdout] 3a7c2ca5311066d475235fb82d74b1ab05cc1b2e156f16673eca7b051ee39445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 16a7ea3d5542a3d884f4b787af1475e856d719c6981557769b8d7105324fb67f
[INFO] running `Command { std: "docker" "start" "-a" "16a7ea3d5542a3d884f4b787af1475e856d719c6981557769b8d7105324fb67f", kill_on_drop: false }`
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling rusb v0.9.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libusb1-sys v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling hidapi v2.6.1
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking bitfield v0.14.0
[INFO] [stderr]     Checking jep106 v0.2.8
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ihex v3.0.0
[INFO] [stderr]     Checking scroll v0.11.0
[INFO] [stderr]     Checking svg v0.13.1
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking probe-rs-target v0.14.2
[INFO] [stderr]     Checking object v0.30.4
[INFO] [stderr]     Checking jaylink v0.3.0
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.2
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling probe-rs v0.14.2
[INFO] [stderr]     Checking probe-rs-rtt v0.14.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.53s
[INFO] running `Command { std: "docker" "inspect" "16a7ea3d5542a3d884f4b787af1475e856d719c6981557769b8d7105324fb67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16a7ea3d5542a3d884f4b787af1475e856d719c6981557769b8d7105324fb67f", kill_on_drop: false }`
[INFO] [stdout] 16a7ea3d5542a3d884f4b787af1475e856d719c6981557769b8d7105324fb67f
[INFO] checking probe-rs-rtt-0.14.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate probe-rs-rtt 0.14.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate probe-rs-rtt 0.14.2 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 probe-rs-rtt 0.14.2
[INFO] finished tweaking crates.io crate probe-rs-rtt 0.14.2
[INFO] tweaked toml for crates.io crate probe-rs-rtt 0.14.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6d3e76cdd64bf744dfa6ab2d06a2c3af82ff0f42f980a3d2e7e780dd4ca8a284
[INFO] running `Command { std: "docker" "start" "-a" "6d3e76cdd64bf744dfa6ab2d06a2c3af82ff0f42f980a3d2e7e780dd4ca8a284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d3e76cdd64bf744dfa6ab2d06a2c3af82ff0f42f980a3d2e7e780dd4ca8a284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3e76cdd64bf744dfa6ab2d06a2c3af82ff0f42f980a3d2e7e780dd4ca8a284", kill_on_drop: false }`
[INFO] [stdout] 6d3e76cdd64bf744dfa6ab2d06a2c3af82ff0f42f980a3d2e7e780dd4ca8a284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cbfaaa747089077e0a0ec5c105a5eea99349688aa036428616edcbb706e6b341
[INFO] running `Command { std: "docker" "start" "-a" "cbfaaa747089077e0a0ec5c105a5eea99349688aa036428616edcbb706e6b341", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling rusb v0.9.3
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libusb1-sys v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling hidapi v2.6.1
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking jep106 v0.2.8
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking scroll v0.11.0
[INFO] [stderr]     Checking bitfield v0.14.0
[INFO] [stderr]     Checking svg v0.13.1
[INFO] [stderr]     Checking ihex v3.0.0
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking probe-rs-target v0.14.2
[INFO] [stderr]     Checking object v0.30.4
[INFO] [stderr]     Checking jaylink v0.3.0
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.2
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling probe-rs v0.14.2
[INFO] [stderr]     Checking probe-rs-rtt v0.14.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.84s
[INFO] running `Command { std: "docker" "inspect" "cbfaaa747089077e0a0ec5c105a5eea99349688aa036428616edcbb706e6b341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbfaaa747089077e0a0ec5c105a5eea99349688aa036428616edcbb706e6b341", kill_on_drop: false }`
[INFO] [stdout] cbfaaa747089077e0a0ec5c105a5eea99349688aa036428616edcbb706e6b341