[INFO] fetching crate libsm 0.5.1...
[INFO] checking libsm-0.5.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate libsm 0.5.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate libsm 0.5.1 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 libsm 0.5.1
[INFO] finished tweaking crates.io crate libsm 0.5.1
[INFO] tweaked toml for crates.io crate libsm 0.5.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 59e81dae4625b958ebdafa5fd11f644c31c25bebe1e186d08499c568c9f5634b
[INFO] running `Command { std: "docker" "start" "-a" "59e81dae4625b958ebdafa5fd11f644c31c25bebe1e186d08499c568c9f5634b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59e81dae4625b958ebdafa5fd11f644c31c25bebe1e186d08499c568c9f5634b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59e81dae4625b958ebdafa5fd11f644c31c25bebe1e186d08499c568c9f5634b", kill_on_drop: false }`
[INFO] [stdout] 59e81dae4625b958ebdafa5fd11f644c31c25bebe1e186d08499c568c9f5634b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2c0a87fa2a0fc677b534d385afc54aba024e8e0c33b7be6cefcfea61c27af2fc
[INFO] running `Command { std: "docker" "start" "-a" "2c0a87fa2a0fc677b534d385afc54aba024e8e0c33b7be6cefcfea61c27af2fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stderr]     Checking libsm v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `yasna` is imported redundantly
[INFO] [stdout]   --> src/sm2/signature.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use yasna;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | extern crate yasna;
[INFO] [stdout]    | ------------------- the item `yasna` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `yasna` is imported redundantly
[INFO] [stdout]   --> src/sm2/signature.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use yasna;
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:26:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | extern crate yasna;
[INFO] [stdout]    | ------------------- the item `yasna` is already imported 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 1.16s
[INFO] running `Command { std: "docker" "inspect" "2c0a87fa2a0fc677b534d385afc54aba024e8e0c33b7be6cefcfea61c27af2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c0a87fa2a0fc677b534d385afc54aba024e8e0c33b7be6cefcfea61c27af2fc", kill_on_drop: false }`
[INFO] [stdout] 2c0a87fa2a0fc677b534d385afc54aba024e8e0c33b7be6cefcfea61c27af2fc
[INFO] checking libsm-0.5.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate libsm 0.5.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate libsm 0.5.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libsm 0.5.1
[INFO] finished tweaking crates.io crate libsm 0.5.1
[INFO] tweaked toml for crates.io crate libsm 0.5.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94b5246ba8e9cd94f68628bd27c8b8c3e647f0fd40f4e7dcbbbbc54c7c9a5533
[INFO] running `Command { std: "docker" "start" "-a" "94b5246ba8e9cd94f68628bd27c8b8c3e647f0fd40f4e7dcbbbbc54c7c9a5533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94b5246ba8e9cd94f68628bd27c8b8c3e647f0fd40f4e7dcbbbbc54c7c9a5533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b5246ba8e9cd94f68628bd27c8b8c3e647f0fd40f4e7dcbbbbc54c7c9a5533", kill_on_drop: false }`
[INFO] [stdout] 94b5246ba8e9cd94f68628bd27c8b8c3e647f0fd40f4e7dcbbbbc54c7c9a5533
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d40b66f4de465567c82ebe87b637e3d4479b3315b22bce07888409bf3667fb0
[INFO] running `Command { std: "docker" "start" "-a" "7d40b66f4de465567c82ebe87b637e3d4479b3315b22bce07888409bf3667fb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking yasna v0.5.2
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/yasna-0.5.2/src/reader/mod.rs:787:13
[INFO] [stdout]     |
[INFO] [stdout] 787 | /             match contents {
[INFO] [stdout] 788 | |                 Contents::Primitive(buf) => {
[INFO] [stdout] 789 | |                     if buf.len() == 0 {
[INFO] [stdout] 790 | |                         return Err(ASN1Error::new(ASN1ErrorKind::Invalid));
[INFO] [stdout] ...   |
[INFO] [stdout] 823 | |                 },
[INFO] [stdout] 824 | |             };
[INFO] [stdout]     | |_____________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yasna` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7d40b66f4de465567c82ebe87b637e3d4479b3315b22bce07888409bf3667fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d40b66f4de465567c82ebe87b637e3d4479b3315b22bce07888409bf3667fb0", kill_on_drop: false }`
[INFO] [stdout] 7d40b66f4de465567c82ebe87b637e3d4479b3315b22bce07888409bf3667fb0