[INFO] fetching crate mini-redis 0.4.1... [INFO] checking mini-redis-0.4.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate mini-redis 0.4.1 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate mini-redis 0.4.1 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 mini-redis 0.4.1 [INFO] finished tweaking crates.io crate mini-redis 0.4.1 [INFO] tweaked toml for crates.io crate mini-redis 0.4.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate mini-redis 0.4.1 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-serde v0.1.2 [INFO] [stderr] Downloaded tracing-log v0.1.2 [INFO] [stderr] Downloaded matchers v0.0.1 [INFO] [stderr] Downloaded atoi v0.3.3 [INFO] [stderr] Downloaded tracing-attributes v0.1.15 [INFO] [stderr] Downloaded instant v0.1.10 [INFO] [stderr] Downloaded thread_local v1.1.3 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded structopt-derive v0.4.15 [INFO] [stderr] Downloaded sharded-slab v0.1.1 [INFO] [stderr] Downloaded pin-project-internal v1.0.7 [INFO] [stderr] Downloaded structopt v0.3.22 [INFO] [stderr] Downloaded pin-project v1.0.7 [INFO] [stderr] Downloaded unicode-segmentation v1.8.0 [INFO] [stderr] Downloaded regex-syntax v0.6.25 [INFO] [stderr] Downloaded libc v0.2.98 [INFO] [stderr] Downloaded chrono v0.4.19 [INFO] [stderr] Downloaded regex-automata v0.1.10 [INFO] [stderr] Downloaded regex v1.5.4 [INFO] [stderr] Downloaded tracing-subscriber v0.2.19 [INFO] [stderr] Downloaded num-traits v0.2.14 [INFO] [stderr] Downloaded num-integer v0.1.44 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72e11adcbe9d39edd1afe0c3208e7f1e5c009143d1dffb8e38ca6175d27e5d75 [INFO] running `Command { std: "docker" "start" "-a" "72e11adcbe9d39edd1afe0c3208e7f1e5c009143d1dffb8e38ca6175d27e5d75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72e11adcbe9d39edd1afe0c3208e7f1e5c009143d1dffb8e38ca6175d27e5d75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72e11adcbe9d39edd1afe0c3208e7f1e5c009143d1dffb8e38ca6175d27e5d75", kill_on_drop: false }` [INFO] [stdout] 72e11adcbe9d39edd1afe0c3208e7f1e5c009143d1dffb8e38ca6175d27e5d75 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 968bc9c74baec94f68dc384db783dc49607718b2863c9b6f69261cbd8156f548 [INFO] running `Command { std: "docker" "start" "-a" "968bc9c74baec94f68dc384db783dc49607718b2863c9b6f69261cbd8156f548", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling tokio v1.8.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Compiling structopt-derive v0.4.15 [INFO] [stderr] Checking async-stream v0.3.2 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking structopt v0.3.22 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tracing-subscriber v0.2.19 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking mini-redis v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.84s [INFO] running `Command { std: "docker" "inspect" "968bc9c74baec94f68dc384db783dc49607718b2863c9b6f69261cbd8156f548", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "968bc9c74baec94f68dc384db783dc49607718b2863c9b6f69261cbd8156f548", kill_on_drop: false }` [INFO] [stdout] 968bc9c74baec94f68dc384db783dc49607718b2863c9b6f69261cbd8156f548 [INFO] checking mini-redis-0.4.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate mini-redis 0.4.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate mini-redis 0.4.1 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 mini-redis 0.4.1 [INFO] finished tweaking crates.io crate mini-redis 0.4.1 [INFO] tweaked toml for crates.io crate mini-redis 0.4.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate mini-redis 0.4.1 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f472d237fff626f1293dea8df839cb063ca72ec43b98e6d5e9504573f9a55bcc [INFO] running `Command { std: "docker" "start" "-a" "f472d237fff626f1293dea8df839cb063ca72ec43b98e6d5e9504573f9a55bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f472d237fff626f1293dea8df839cb063ca72ec43b98e6d5e9504573f9a55bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f472d237fff626f1293dea8df839cb063ca72ec43b98e6d5e9504573f9a55bcc", kill_on_drop: false }` [INFO] [stdout] f472d237fff626f1293dea8df839cb063ca72ec43b98e6d5e9504573f9a55bcc [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2f156d0e9bbfe43fe33037c32256fc7a80dda3e8ef8530a087dbb8079796636 [INFO] running `Command { std: "docker" "start" "-a" "a2f156d0e9bbfe43fe33037c32256fc7a80dda3e8ef8530a087dbb8079796636", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling tokio v1.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking tracing-log v0.1.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Compiling tracing-attributes v0.1.15 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling pin-project-internal v1.0.7 [INFO] [stderr] Compiling structopt-derive v0.4.15 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Checking async-stream v0.3.2 [INFO] [stderr] Checking pin-project v1.0.7 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tracing-subscriber v0.2.19 [INFO] [stderr] Checking structopt v0.3.22 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking mini-redis v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.04s [INFO] running `Command { std: "docker" "inspect" "a2f156d0e9bbfe43fe33037c32256fc7a80dda3e8ef8530a087dbb8079796636", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2f156d0e9bbfe43fe33037c32256fc7a80dda3e8ef8530a087dbb8079796636", kill_on_drop: false }` [INFO] [stdout] a2f156d0e9bbfe43fe33037c32256fc7a80dda3e8ef8530a087dbb8079796636