[INFO] cloning repository https://github.com/cjtim/rust-api-101
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cjtim/rust-api-101" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjtim%2Frust-api-101", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjtim%2Frust-api-101'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6f103baa1a4e664bb0a6dc6ff54b7e0ae50d3e0
[INFO] checking cjtim/rust-api-101 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjtim%2Frust-api-101" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cjtim/rust-api-101 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 git repo https://github.com/cjtim/rust-api-101
[INFO] finished tweaking git repo https://github.com/cjtim/rust-api-101
[INFO] tweaked toml for git repo https://github.com/cjtim/rust-api-101 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cjtim/rust-api-101 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4f73ace4d1d76029425a029b7f48f9ac6b4582a304dc058b5e41ea14807fb170
[INFO] running `Command { std: "docker" "start" "-a" "4f73ace4d1d76029425a029b7f48f9ac6b4582a304dc058b5e41ea14807fb170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f73ace4d1d76029425a029b7f48f9ac6b4582a304dc058b5e41ea14807fb170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f73ace4d1d76029425a029b7f48f9ac6b4582a304dc058b5e41ea14807fb170", kill_on_drop: false }`
[INFO] [stdout] 4f73ace4d1d76029425a029b7f48f9ac6b4582a304dc058b5e41ea14807fb170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 679c0cf67ec7368cc4fb22c13ecab1dc37f516536941eba4a7db710ad074dbde
[INFO] running `Command { std: "docker" "start" "-a" "679c0cf67ec7368cc4fb22c13ecab1dc37f516536941eba4a7db710ad074dbde", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling yansi v0.5.0
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[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]    Compiling indexmap v1.7.0
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[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]     Checking http v0.2.5
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[INFO] [stderr]    Compiling hashbrown v0.11.2
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[INFO] [stderr]    Compiling smallvec v1.7.0
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[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling encoding_rs v0.8.30
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling tokio v1.15.0
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[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking rand v0.8.4
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[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking binascii v0.1.4
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[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling devise_core v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling pear_codegen v0.2.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling h2 v0.3.9
[INFO] [stderr]    Compiling devise_codegen v0.3.1
[INFO] [stderr]    Compiling time-macros v0.1.1
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[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking pear v0.2.3
[INFO] [stderr]    Compiling devise v0.3.1
[INFO] [stderr]    Compiling hyper v0.14.16
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]     Checking futures v0.3.19
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]    Compiling rocket_http v0.5.0-rc.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking ubyte v0.10.1
[INFO] [stderr]    Compiling rocket_codegen v0.5.0-rc.1
[INFO] [stderr]     Checking rust-api-101 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `user`
[INFO] [stdout]  --> src/router/user.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn user(id: usize) -> status::Accepted<String> { 
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `user_int`
[INFO] [stdout]   --> src/router/user.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn user_int(id: isize) -> status::Accepted<String> { 
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `user_str`
[INFO] [stdout]   --> src/router/user.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn user_str(id: &str) -> status::Accepted<String> { 
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index`
[INFO] [stdout]  --> src/router/other.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn index() -> &'static str {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hello`
[INFO] [stdout]  --> src/router/other.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn hello(name: &str) -> String {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test`
[INFO] [stdout]   --> src/router/other.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn test() -> &'static str {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `user`
[INFO] [stdout]  --> src/router/user.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn user(id: usize) -> status::Accepted<String> { 
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `user_int`
[INFO] [stdout]   --> src/router/user.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn user_int(id: isize) -> status::Accepted<String> { 
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `user_str`
[INFO] [stdout]   --> src/router/user.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn user_str(id: &str) -> status::Accepted<String> { 
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `index`
[INFO] [stdout]  --> src/router/other.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn index() -> &'static str {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hello`
[INFO] [stdout]  --> src/router/other.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn hello(name: &str) -> String {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test`
[INFO] [stdout]   --> src/router/other.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn test() -> &'static str {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ubyte v0.10.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "679c0cf67ec7368cc4fb22c13ecab1dc37f516536941eba4a7db710ad074dbde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679c0cf67ec7368cc4fb22c13ecab1dc37f516536941eba4a7db710ad074dbde", kill_on_drop: false }`
[INFO] [stdout] 679c0cf67ec7368cc4fb22c13ecab1dc37f516536941eba4a7db710ad074dbde