[INFO] fetching crate smart_house 0.2.2...
[INFO] checking smart_house-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate smart_house 0.2.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate smart_house 0.2.2 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 smart_house 0.2.2
[INFO] finished tweaking crates.io crate smart_house 0.2.2
[INFO] tweaked toml for crates.io crate smart_house 0.2.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate smart_house 0.2.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tcp_wrapper v0.1.0
[INFO] [stderr]   Downloaded udp_wrapper v0.1.0
[INFO] [stderr]   Downloaded serde-value v0.6.0
[INFO] [stderr]   Downloaded arc-swap v0.4.8
[INFO] [stderr]   Downloaded log4rs v0.13.0
[INFO] [stderr]   Downloaded tokio v1.16.1
[INFO] [stderr]   Downloaded simple-log v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1ac19cbdf2b2eb32a3ebf114fe68139f5aa231c209af470d45e22039c7258ec3
[INFO] running `Command { std: "docker" "start" "-a" "1ac19cbdf2b2eb32a3ebf114fe68139f5aa231c209af470d45e22039c7258ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ac19cbdf2b2eb32a3ebf114fe68139f5aa231c209af470d45e22039c7258ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac19cbdf2b2eb32a3ebf114fe68139f5aa231c209af470d45e22039c7258ec3", kill_on_drop: false }`
[INFO] [stdout] 1ac19cbdf2b2eb32a3ebf114fe68139f5aa231c209af470d45e22039c7258ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 73c4b53537b9e4f458fd047a97694c10b8dae09d926639257600e2e4fc3f0d22
[INFO] running `Command { std: "docker" "start" "-a" "73c4b53537b9e4f458fd047a97694c10b8dae09d926639257600e2e4fc3f0d22", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking is_debug v1.0.1
[INFO] [stderr]     Checking udp_wrapper v0.1.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]     Checking log4rs v0.13.0
[INFO] [stderr]     Checking simple-log v1.4.0
[INFO] [stderr]     Checking tcp_wrapper v0.1.0
[INFO] [stderr]     Checking smart_house v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.73s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "73c4b53537b9e4f458fd047a97694c10b8dae09d926639257600e2e4fc3f0d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c4b53537b9e4f458fd047a97694c10b8dae09d926639257600e2e4fc3f0d22", kill_on_drop: false }`
[INFO] [stdout] 73c4b53537b9e4f458fd047a97694c10b8dae09d926639257600e2e4fc3f0d22
[INFO] checking smart_house-0.2.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate smart_house 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate smart_house 0.2.2 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smart_house 0.2.2
[INFO] finished tweaking crates.io crate smart_house 0.2.2
[INFO] tweaked toml for crates.io crate smart_house 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate smart_house 0.2.2 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c7fd0d477cb514f8a0f811d17636396bbce1c6d1a45ecb7cfa9cddb703adf55
[INFO] running `Command { std: "docker" "start" "-a" "4c7fd0d477cb514f8a0f811d17636396bbce1c6d1a45ecb7cfa9cddb703adf55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c7fd0d477cb514f8a0f811d17636396bbce1c6d1a45ecb7cfa9cddb703adf55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7fd0d477cb514f8a0f811d17636396bbce1c6d1a45ecb7cfa9cddb703adf55", kill_on_drop: false }`
[INFO] [stdout] 4c7fd0d477cb514f8a0f811d17636396bbce1c6d1a45ecb7cfa9cddb703adf55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60075780dc105fcbc3f18f95e1e32e19f03aeb658d24bcbf6d28acfb39eab9fa
[INFO] running `Command { std: "docker" "start" "-a" "60075780dc105fcbc3f18f95e1e32e19f03aeb658d24bcbf6d28acfb39eab9fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]     Checking is_debug v1.0.1
[INFO] [stderr]     Checking udp_wrapper v0.1.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking tokio v1.16.1
[INFO] [stderr]     Checking log4rs v0.13.0
[INFO] [stderr]     Checking simple-log v1.4.0
[INFO] [stderr]     Checking tcp_wrapper v0.1.0
[INFO] [stderr]     Checking smart_house v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.87s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "60075780dc105fcbc3f18f95e1e32e19f03aeb658d24bcbf6d28acfb39eab9fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60075780dc105fcbc3f18f95e1e32e19f03aeb658d24bcbf6d28acfb39eab9fa", kill_on_drop: false }`
[INFO] [stdout] 60075780dc105fcbc3f18f95e1e32e19f03aeb658d24bcbf6d28acfb39eab9fa