[INFO] cloning repository https://github.com/R2rho/PLC-testing [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/R2rho/PLC-testing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FR2rho%2FPLC-testing", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FR2rho%2FPLC-testing'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a2410060040fbda07b9d70abf3c1c5abcca5e470 [INFO] checking R2rho/PLC-testing against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FR2rho%2FPLC-testing" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/R2rho/PLC-testing 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/R2rho/PLC-testing [INFO] finished tweaking git repo https://github.com/R2rho/PLC-testing [INFO] tweaked toml for git repo https://github.com/R2rho/PLC-testing written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/R2rho/PLC-testing 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 bitflags v2.0.2 [INFO] [stderr] Downloaded serialport v4.2.1 [INFO] [stderr] Downloaded mio-serial v5.0.5 [INFO] [stderr] Downloaded tokio-serial v5.4.4 [INFO] [stderr] Downloaded tokio-modbus v0.9.0 [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] 66a56fb49c748ebcbe4a33fe8059374647a3dc535a102cd1ace90b948cbfd752 [INFO] running `Command { std: "docker" "start" "-a" "66a56fb49c748ebcbe4a33fe8059374647a3dc535a102cd1ace90b948cbfd752", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66a56fb49c748ebcbe4a33fe8059374647a3dc535a102cd1ace90b948cbfd752", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66a56fb49c748ebcbe4a33fe8059374647a3dc535a102cd1ace90b948cbfd752", kill_on_drop: false }` [INFO] [stdout] 66a56fb49c748ebcbe4a33fe8059374647a3dc535a102cd1ace90b948cbfd752 [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] 987306aace801c7c4e4b6b39469b872c9ca98a2f084590655032a44b90dd517a [INFO] running `Command { std: "docker" "start" "-a" "987306aace801c7c4e4b6b39469b872c9ca98a2f084590655032a44b90dd517a", kill_on_drop: false }` [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking lock_api v0.4.10 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling syn v2.0.27 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Compiling async-trait v0.1.72 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking serialport v4.2.1 [INFO] [stderr] Checking mio-serial v5.0.5 [INFO] [stderr] Checking tokio v1.29.1 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking tokio-serial v5.4.4 [INFO] [stderr] Checking tokio-modbus v0.9.0 [INFO] [stderr] Checking plc_testing v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.95s [INFO] running `Command { std: "docker" "inspect" "987306aace801c7c4e4b6b39469b872c9ca98a2f084590655032a44b90dd517a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "987306aace801c7c4e4b6b39469b872c9ca98a2f084590655032a44b90dd517a", kill_on_drop: false }` [INFO] [stdout] 987306aace801c7c4e4b6b39469b872c9ca98a2f084590655032a44b90dd517a [INFO] checking R2rho/PLC-testing against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FR2rho%2FPLC-testing" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/R2rho/PLC-testing 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/R2rho/PLC-testing [INFO] finished tweaking git repo https://github.com/R2rho/PLC-testing [INFO] tweaked toml for git repo https://github.com/R2rho/PLC-testing written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/R2rho/PLC-testing 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-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] 76dcf52f250af823b24b5dd82c769bddd437630449ec98d01ee3c90e5909344d [INFO] running `Command { std: "docker" "start" "-a" "76dcf52f250af823b24b5dd82c769bddd437630449ec98d01ee3c90e5909344d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76dcf52f250af823b24b5dd82c769bddd437630449ec98d01ee3c90e5909344d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76dcf52f250af823b24b5dd82c769bddd437630449ec98d01ee3c90e5909344d", kill_on_drop: false }` [INFO] [stdout] 76dcf52f250af823b24b5dd82c769bddd437630449ec98d01ee3c90e5909344d [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] 3b10ff60cdaa7f8d02903e8537f8b8f8e853707e7a32164d36764c6b3e5b98e4 [INFO] running `Command { std: "docker" "start" "-a" "3b10ff60cdaa7f8d02903e8537f8b8f8e853707e7a32164d36764c6b3e5b98e4", kill_on_drop: false }` [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling syn v2.0.27 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking lock_api v0.4.10 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Compiling async-trait v0.1.72 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.18 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking serialport v4.2.1 [INFO] [stderr] Checking mio-serial v5.0.5 [INFO] [stderr] Checking tokio v1.29.1 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking tokio-serial v5.4.4 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking tokio-modbus v0.9.0 [INFO] [stderr] Checking plc_testing v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.77s [INFO] running `Command { std: "docker" "inspect" "3b10ff60cdaa7f8d02903e8537f8b8f8e853707e7a32164d36764c6b3e5b98e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b10ff60cdaa7f8d02903e8537f8b8f8e853707e7a32164d36764c6b3e5b98e4", kill_on_drop: false }` [INFO] [stdout] 3b10ff60cdaa7f8d02903e8537f8b8f8e853707e7a32164d36764c6b3e5b98e4