[INFO] fetching crate ibmcloud-iam 0.2.0...
[INFO] checking ibmcloud-iam-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ibmcloud-iam 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ibmcloud-iam 0.2.0 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 ibmcloud-iam 0.2.0
[INFO] finished tweaking crates.io crate ibmcloud-iam 0.2.0
[INFO] tweaked toml for crates.io crate ibmcloud-iam 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate ibmcloud-iam 0.2.0 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3604e47b6160038ec997f466723ba7e5c0c9a5da5a1038499e0fe1985dc404c4
[INFO] running `Command { std: "docker" "start" "-a" "3604e47b6160038ec997f466723ba7e5c0c9a5da5a1038499e0fe1985dc404c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3604e47b6160038ec997f466723ba7e5c0c9a5da5a1038499e0fe1985dc404c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3604e47b6160038ec997f466723ba7e5c0c9a5da5a1038499e0fe1985dc404c4", kill_on_drop: false }`
[INFO] [stdout] 3604e47b6160038ec997f466723ba7e5c0c9a5da5a1038499e0fe1985dc404c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 666ad2766a330a0f775f71dd52d0dab1c541a86c49954a6e2cc74cba219f5556
[INFO] running `Command { std: "docker" "start" "-a" "666ad2766a330a0f775f71dd52d0dab1c541a86c49954a6e2cc74cba219f5556", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking tracing-core v0.1.27
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking openssl v0.10.40
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking native-tls v0.2.10
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking jwt v0.16.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking ibmcloud-iam v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/jwt.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` 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 `serde_json` is imported redundantly
[INFO] [stdout]   --> src/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/jwt.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` 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 `serde_json` is imported redundantly
[INFO] [stdout]   --> src/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use serde_json;
[INFO] [stdout]    |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly
[INFO] [stdout]  --> src/bin/iamtoken.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tracing_subscriber;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` 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: the item `tracing_subscriber` is imported redundantly
[INFO] [stdout]  --> src/bin/iamtoken.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tracing_subscriber;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` 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 16.16s
[INFO] running `Command { std: "docker" "inspect" "666ad2766a330a0f775f71dd52d0dab1c541a86c49954a6e2cc74cba219f5556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666ad2766a330a0f775f71dd52d0dab1c541a86c49954a6e2cc74cba219f5556", kill_on_drop: false }`
[INFO] [stdout] 666ad2766a330a0f775f71dd52d0dab1c541a86c49954a6e2cc74cba219f5556