[INFO] fetching crate coyote 0.1.1...
[INFO] testing coyote-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate coyote 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate coyote 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate coyote 0.1.1
[INFO] tweaked toml for crates.io crate coyote 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate coyote 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate coyote 0.1.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08c82e73efd18f67db0421a407cc63527864eb559061102ab9b6f829e9138c1e
[INFO] running `Command { std: "docker" "start" "-a" "08c82e73efd18f67db0421a407cc63527864eb559061102ab9b6f829e9138c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08c82e73efd18f67db0421a407cc63527864eb559061102ab9b6f829e9138c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08c82e73efd18f67db0421a407cc63527864eb559061102ab9b6f829e9138c1e", kill_on_drop: false }`
[INFO] [stdout] 08c82e73efd18f67db0421a407cc63527864eb559061102ab9b6f829e9138c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3491f9d8f2e2ffefadbb405d38ffc2adacb8a69b9b8fef83e637f6b8ec17da9d
[INFO] running `Command { std: "docker" "start" "-a" "3491f9d8f2e2ffefadbb405d38ffc2adacb8a69b9b8fef83e637f6b8ec17da9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling tracing-core v0.1.22
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling oid-registry v0.2.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling md-5 v0.10.0
[INFO] [stderr]    Compiling hmac v0.12.0
[INFO] [stderr]    Compiling sha2 v0.10.1
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tracing v0.1.30
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling postgres-protocol v0.6.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling ipnet v2.3.1
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling der-oid-macro v0.5.0
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]    Compiling der-parser v6.0.1
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling deadpool-runtime v0.1.2
[INFO] [stderr]    Compiling h2 v0.3.11
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling deadpool v0.9.2
[INFO] [stderr]    Compiling trust-dns-proto v0.20.4
[INFO] [stderr]    Compiling x509-parser v0.12.0
[INFO] [stderr]    Compiling postgres-types v0.2.2
[INFO] [stderr]    Compiling refinery-core v0.8.4
[INFO] [stderr]    Compiling tokio-postgres v0.7.5
[INFO] [stderr]    Compiling hyper v0.14.17
[INFO] [stderr]    Compiling refinery-macros v0.8.4
[INFO] [stderr]    Compiling trust-dns-client v0.20.4
[INFO] [stderr]    Compiling deadpool-postgres v0.10.1
[INFO] [stderr]    Compiling ratpack v0.1.3
[INFO] [stderr]    Compiling refinery v0.8.4
[INFO] [stderr]    Compiling coyote v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/acme/handlers/order.rs:262:27
[INFO] [stdout]     |
[INFO] [stdout] 262 |                 for id in id.identifier {
[INFO] [stdout]     |                           ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 262 -                 for id in id.identifier {
[INFO] [stdout] 262 +                 while let Some(id) = id.identifier {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 262 -                 for id in id.identifier {
[INFO] [stdout] 262 +                 if let Some(id) = id.identifier {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.68s
[INFO] running `Command { std: "docker" "inspect" "3491f9d8f2e2ffefadbb405d38ffc2adacb8a69b9b8fef83e637f6b8ec17da9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3491f9d8f2e2ffefadbb405d38ffc2adacb8a69b9b8fef83e637f6b8ec17da9d", kill_on_drop: false }`
[INFO] [stdout] 3491f9d8f2e2ffefadbb405d38ffc2adacb8a69b9b8fef83e637f6b8ec17da9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ae241569845be1d6f2145f722675259213b1437b519376bfb2738ba6a602aef
[INFO] running `Command { std: "docker" "start" "-a" "6ae241569845be1d6f2145f722675259213b1437b519376bfb2738ba6a602aef", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/alloc/src/borrow.rs:182:29
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6ae241569845be1d6f2145f722675259213b1437b519376bfb2738ba6a602aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ae241569845be1d6f2145f722675259213b1437b519376bfb2738ba6a602aef", kill_on_drop: false }`
[INFO] [stdout] 6ae241569845be1d6f2145f722675259213b1437b519376bfb2738ba6a602aef