[INFO] fetching crate redis-derive 0.1.7...
[INFO] checking redis-derive-0.1.7 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate redis-derive 0.1.7 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate redis-derive 0.1.7 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate redis-derive 0.1.7
[INFO] finished tweaking crates.io crate redis-derive 0.1.7
[INFO] tweaked toml for crates.io crate redis-derive 0.1.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate redis-derive 0.1.7 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redis v0.21.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87f269b7959a2e6034c9b6e00ba04797b92c0525716ee0489470c8a2da3aa3d4
[INFO] running `Command { std: "docker" "start" "-a" "87f269b7959a2e6034c9b6e00ba04797b92c0525716ee0489470c8a2da3aa3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87f269b7959a2e6034c9b6e00ba04797b92c0525716ee0489470c8a2da3aa3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f269b7959a2e6034c9b6e00ba04797b92c0525716ee0489470c8a2da3aa3d4", kill_on_drop: false }`
[INFO] [stdout] 87f269b7959a2e6034c9b6e00ba04797b92c0525716ee0489470c8a2da3aa3d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f1b58c88d1bb761aadaac253b6ac27b980211f64d1d3488e1e49c35967e686d
[INFO] running `Command { std: "docker" "start" "-a" "0f1b58c88d1bb761aadaac253b6ac27b980211f64d1d3488e1e49c35967e686d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking combine v4.6.3
[INFO] [stderr]     Checking quote v1.0.15
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking redis v0.21.5
[INFO] [stderr]     Checking redis-derive v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> src/data_enum.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syn::{self, DataEnum, Fields, Ident};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> src/data_enum.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syn::{self, DataEnum, Fields, Ident};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `syn` is imported redundantly
[INFO] [stdout]  --> src/data_enum.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syn::{self, DataEnum, Fields, Ident};
[INFO] [stdout]   |           ^^^^ the item `syn` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.40s
[INFO] running `Command { std: "docker" "inspect" "0f1b58c88d1bb761aadaac253b6ac27b980211f64d1d3488e1e49c35967e686d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1b58c88d1bb761aadaac253b6ac27b980211f64d1d3488e1e49c35967e686d", kill_on_drop: false }`
[INFO] [stdout] 0f1b58c88d1bb761aadaac253b6ac27b980211f64d1d3488e1e49c35967e686d