[INFO] cloning repository https://github.com/MarkusG/ds18b20-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkusG/ds18b20-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusG%2Fds18b20-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusG%2Fds18b20-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cf4c77a28a897c2f35a1bdb2eaa60406be20caf
[INFO] checking MarkusG/ds18b20-rs against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusG%2Fds18b20-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkusG/ds18b20-rs on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarkusG/ds18b20-rs
[INFO] finished tweaking git repo https://github.com/MarkusG/ds18b20-rs
[INFO] tweaked toml for git repo https://github.com/MarkusG/ds18b20-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MarkusG/ds18b20-rs 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" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded postgres v0.19.1
[INFO] [stderr]   Downloaded futures-sink v0.3.14
[INFO] [stderr]   Downloaded tokio-postgres v0.7.1
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded lock_api v0.4.3
[INFO] [stderr]   Downloaded sha2 v0.9.3
[INFO] [stderr]   Downloaded async-trait v0.1.49
[INFO] [stderr]   Downloaded futures-channel v0.3.14
[INFO] [stderr]   Downloaded futures v0.3.14
[INFO] [stderr]   Downloaded mio v0.7.11
[INFO] [stderr]   Downloaded tokio-util v0.6.6
[INFO] [stderr]   Downloaded unicode-normalization v0.1.17
[INFO] [stderr]   Downloaded proc-macro2 v1.0.26
[INFO] [stderr]   Downloaded redox_syscall v0.2.6
[INFO] [stderr]   Downloaded futures-util v0.3.14
[INFO] [stderr]   Downloaded futures-core v0.3.14
[INFO] [stderr]   Downloaded syn v1.0.69
[INFO] [stderr]   Downloaded pin-project-lite v0.2.6
[INFO] [stderr]   Downloaded futures-executor v0.3.14
[INFO] [stderr]   Downloaded futures-io v0.3.14
[INFO] [stderr]   Downloaded futures-macro v0.3.14
[INFO] [stderr]   Downloaded futures-task v0.3.14
[INFO] [stderr]   Downloaded rand_core v0.6.2
[INFO] [stderr]   Downloaded libc v0.2.93
[INFO] [stderr]   Downloaded tokio v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f497fa24dadf64d7cc6408c367151681901a97fde59888d286ad3e326f390053
[INFO] running `Command { std: "docker" "start" "-a" "f497fa24dadf64d7cc6408c367151681901a97fde59888d286ad3e326f390053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f497fa24dadf64d7cc6408c367151681901a97fde59888d286ad3e326f390053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f497fa24dadf64d7cc6408c367151681901a97fde59888d286ad3e326f390053", kill_on_drop: false }`
[INFO] [stdout] f497fa24dadf64d7cc6408c367151681901a97fde59888d286ad3e326f390053
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b965012bd2eb967678241ee6e35812672043bbe45ef3084c5ee7965932af3db
[INFO] running `Command { std: "docker" "start" "-a" "5b965012bd2eb967678241ee6e35812672043bbe45ef3084c5ee7965932af3db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking siphasher v0.3.5
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling async-trait v0.1.49
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking postgres-protocol v0.6.1
[INFO] [stderr]     Checking postgres-types v0.2.1
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking tokio-postgres v0.7.1
[INFO] [stderr]     Checking postgres v0.19.1
[INFO] [stderr]     Checking temperature-monitor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.63s
[INFO] running `Command { std: "docker" "inspect" "5b965012bd2eb967678241ee6e35812672043bbe45ef3084c5ee7965932af3db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b965012bd2eb967678241ee6e35812672043bbe45ef3084c5ee7965932af3db", kill_on_drop: false }`
[INFO] [stdout] 5b965012bd2eb967678241ee6e35812672043bbe45ef3084c5ee7965932af3db
[INFO] checking MarkusG/ds18b20-rs against try#357cc345f0a672ac4bee347eb89b7552541416c1 for pr-127827-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkusG%2Fds18b20-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarkusG/ds18b20-rs on toolchain 357cc345f0a672ac4bee347eb89b7552541416c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarkusG/ds18b20-rs
[INFO] finished tweaking git repo https://github.com/MarkusG/ds18b20-rs
[INFO] tweaked toml for git repo https://github.com/MarkusG/ds18b20-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MarkusG/ds18b20-rs 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" "+357cc345f0a672ac4bee347eb89b7552541416c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2efe9aad9f3d407b0c681b7afd105d256d1917a99938b151beaa5d10fe14031e
[INFO] running `Command { std: "docker" "start" "-a" "2efe9aad9f3d407b0c681b7afd105d256d1917a99938b151beaa5d10fe14031e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2efe9aad9f3d407b0c681b7afd105d256d1917a99938b151beaa5d10fe14031e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2efe9aad9f3d407b0c681b7afd105d256d1917a99938b151beaa5d10fe14031e", kill_on_drop: false }`
[INFO] [stdout] 2efe9aad9f3d407b0c681b7afd105d256d1917a99938b151beaa5d10fe14031e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+357cc345f0a672ac4bee347eb89b7552541416c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cec83dd777901520c6905b04c67edd5879928bd97bf21441f5bee896cb9784f2
[INFO] running `Command { std: "docker" "start" "-a" "cec83dd777901520c6905b04c67edd5879928bd97bf21441f5bee896cb9784f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking siphasher v0.3.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling async-trait v0.1.49
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.10.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking postgres-protocol v0.6.1
[INFO] [stderr]     Checking postgres-types v0.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]     Checking tokio-util v0.6.6
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking futures-executor v0.3.14
[INFO] [stderr]     Checking futures v0.3.14
[INFO] [stderr]     Checking tokio-postgres v0.7.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tokio-postgres-0.7.1/src/prepare.rs:212:38
[INFO] [stdout]     |
[INFO] [stdout] 212 |         .and_then(|row| async move { row.try_get(0) })
[INFO] [stdout]     |                                      ^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-postgres` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "cec83dd777901520c6905b04c67edd5879928bd97bf21441f5bee896cb9784f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cec83dd777901520c6905b04c67edd5879928bd97bf21441f5bee896cb9784f2", kill_on_drop: false }`
[INFO] [stdout] cec83dd777901520c6905b04c67edd5879928bd97bf21441f5bee896cb9784f2