[INFO] fetching crate ssp-server 0.3.1...
[INFO] checking ssp-server-0.3.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate ssp-server 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ssp-server 0.3.1 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 ssp-server 0.3.1
[INFO] finished tweaking crates.io crate ssp-server 0.3.1
[INFO] tweaked toml for crates.io crate ssp-server 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ssp-server 0.3.1 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitfield v0.14.0
[INFO] [stderr]   Downloaded smol-jsonrpc v0.2.0
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded pbkdf2 v0.12.2
[INFO] [stderr]   Downloaded bus v2.4.1
[INFO] [stderr]   Downloaded serde v1.0.186
[INFO] [stderr]   Downloaded serde_derive v1.0.186
[INFO] [stderr]   Downloaded is-terminal v0.4.7
[INFO] [stderr]   Downloaded currency-iso4217 v0.1.1
[INFO] [stderr]   Downloaded ssp v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a080e39348a225b071a221c50a2f7077234a31620795c34c0a8f9a4ec58f6f1a
[INFO] running `Command { std: "docker" "start" "-a" "a080e39348a225b071a221c50a2f7077234a31620795c34c0a8f9a4ec58f6f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a080e39348a225b071a221c50a2f7077234a31620795c34c0a8f9a4ec58f6f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a080e39348a225b071a221c50a2f7077234a31620795c34c0a8f9a4ec58f6f1a", kill_on_drop: false }`
[INFO] [stdout] a080e39348a225b071a221c50a2f7077234a31620795c34c0a8f9a4ec58f6f1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0d8373fe9d5a9a23eb3a3b080f076ea91bc2d2be4af479306405490b326ff3b5
[INFO] running `Command { std: "docker" "start" "-a" "0d8373fe9d5a9a23eb3a3b080f076ea91bc2d2be4af479306405490b326ff3b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling serde v1.0.186
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking bitflags v2.0.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rustix v0.37.23
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking bitfield v0.14.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]     Checking aes v0.8.3
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.7
[INFO] [stderr]     Checking bus v2.4.1
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking regex-automata v0.3.6
[INFO] [stderr]     Checking serialport v4.2.2
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking regex v1.9.3
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.186
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking currency-iso4217 v0.1.1
[INFO] [stderr]     Checking smol-jsonrpc v0.2.0
[INFO] [stderr]     Checking ssp v0.5.2
[INFO] [stderr]     Checking ssp-server v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `continue_on_err` is imported redundantly
[INFO] [stdout]   --> src/server.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |   use crate::{continue_on_err, PollMode, PushEventReceiver};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macros.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / macro_rules! continue_on_err {
[INFO] [stdout] 14 | |     ($res:expr, $err:expr) => {{
[INFO] [stdout] 15 | |         match $res {
[INFO] [stdout] 16 | |             Ok(res) => res,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }};
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- the item `continue_on_err` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `continue_on_err` is imported redundantly
[INFO] [stdout]   --> src/server.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |   use crate::{continue_on_err, PollMode, PushEventReceiver};
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/macros.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / macro_rules! continue_on_err {
[INFO] [stdout] 14 | |     ($res:expr, $err:expr) => {{
[INFO] [stdout] 15 | |         match $res {
[INFO] [stdout] 16 | |             Ok(res) => res,
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }};
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_- the item `continue_on_err` is already defined here
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.71s
[INFO] running `Command { std: "docker" "inspect" "0d8373fe9d5a9a23eb3a3b080f076ea91bc2d2be4af479306405490b326ff3b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8373fe9d5a9a23eb3a3b080f076ea91bc2d2be4af479306405490b326ff3b5", kill_on_drop: false }`
[INFO] [stdout] 0d8373fe9d5a9a23eb3a3b080f076ea91bc2d2be4af479306405490b326ff3b5