[INFO] fetching crate indy-credx 1.1.1...
[INFO] checking indy-credx-1.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate indy-credx 1.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate indy-credx 1.1.1 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 indy-credx 1.1.1
[INFO] finished tweaking crates.io crate indy-credx 1.1.1
[INFO] tweaked toml for crates.io crate indy-credx 1.1.1 written to /workspace/builds/worker-3-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 91 packages
[INFO] [stderr]       Adding anoncreds-clsignatures v0.2.4 (latest: v0.3.2)
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.3)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glass_pumpkin v1.6.0
[INFO] [stderr]   Downloaded indy-data-types v0.7.1
[INFO] [stderr]   Downloaded amcl v0.2.0
[INFO] [stderr]   Downloaded ffi-support v0.4.4
[INFO] [stderr]   Downloaded anoncreds-clsignatures v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5834ad1857f0562596965d1262c2a6462f0cf4966c017a379e0fb45dd8c217dc
[INFO] running `Command { std: "docker" "start" "-a" "5834ad1857f0562596965d1262c2a6462f0cf4966c017a379e0fb45dd8c217dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5834ad1857f0562596965d1262c2a6462f0cf4966c017a379e0fb45dd8c217dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5834ad1857f0562596965d1262c2a6462f0cf4966c017a379e0fb45dd8c217dc", kill_on_drop: false }`
[INFO] [stdout] 5834ad1857f0562596965d1262c2a6462f0cf4966c017a379e0fb45dd8c217dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a408607b26fee6c26fefe962b5a1743c02b37691efe2417cdac79f44dd77c147
[INFO] running `Command { std: "docker" "start" "-a" "a408607b26fee6c26fefe962b5a1743c02b37691efe2417cdac79f44dd77c147", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking amcl v0.2.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking bs58 v0.5.1
[INFO] [stderr]     Checking ffi-support v0.4.4
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking glass_pumpkin v1.6.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking openssl v0.10.64
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking anoncreds-clsignatures v0.2.4
[INFO] [stderr]     Checking indy-data-types v0.7.1
[INFO] [stderr]     Checking indy-credx v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Validatable` is imported redundantly
[INFO] [stdout]   --> src/services/issuer.rs:17:36
[INFO] [stdout]    |
[INFO] [stdout] 3  | use super::types::*;
[INFO] [stdout]    |     --------------- the item `Validatable` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 17 | use indy_data_types::{Qualifiable, Validatable};
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AttributeValues` is imported redundantly
[INFO] [stdout]   --> src/services/prover.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 3  | use super::types::*;
[INFO] [stdout]    |     --------------- the item `AttributeValues` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 12 |     credential::AttributeValues,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Validatable` is imported redundantly
[INFO] [stdout]   --> src/services/prover.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 3  | use super::types::*;
[INFO] [stdout]    |     --------------- the item `Validatable` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 19 | use indy_data_types::{Qualifiable, Validatable};
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/ffi/credential.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/ffi/presentation.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/ffi/revocation.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Validatable` is imported redundantly
[INFO] [stdout]   --> src/services/issuer.rs:17:36
[INFO] [stdout]    |
[INFO] [stdout] 3  | use super::types::*;
[INFO] [stdout]    |     --------------- the item `Validatable` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 17 | use indy_data_types::{Qualifiable, Validatable};
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Validatable` is imported redundantly
[INFO] [stdout]   --> src/services/prover.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 3  | use super::types::*;
[INFO] [stdout]    |     --------------- the item `Validatable` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 19 | use indy_data_types::{Qualifiable, Validatable};
[INFO] [stdout]    |                                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/ffi/credential.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/ffi/presentation.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/ffi/revocation.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `map_err_string`, `map_input_err`, `with_err_msg`, and `with_input_err` are never used
[INFO] [stdout]    --> src/error.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub trait ResultExt<T, E> {
[INFO] [stdout]     |           --------- methods in this trait
[INFO] [stdout] 180 |     fn map_err_string(self) -> StdResult<T, String>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 181 |     fn map_input_err<F, M>(self, mapfn: F) -> Result<T>
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     fn with_err_msg<M>(self, kind: ErrorKind, msg: M) -> Result<T>
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn with_input_err<M>(self, msg: M) -> Result<T>
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProvingCredentialKey` is never constructed
[INFO] [stdout]    --> src/services/types.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub(crate) struct ProvingCredentialKey {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `map_err_string`, `map_input_err`, `with_err_msg`, and `with_input_err` are never used
[INFO] [stdout]    --> src/error.rs:180:8
[INFO] [stdout]     |
[INFO] [stdout] 179 | pub trait ResultExt<T, E> {
[INFO] [stdout]     |           --------- methods in this trait
[INFO] [stdout] 180 |     fn map_err_string(self) -> StdResult<T, String>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 181 |     fn map_input_err<F, M>(self, mapfn: F) -> Result<T>
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 185 |     fn with_err_msg<M>(self, kind: ErrorKind, msg: M) -> Result<T>
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 188 |     fn with_input_err<M>(self, msg: M) -> Result<T>
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProvingCredentialKey` is never constructed
[INFO] [stdout]    --> src/services/types.rs:182:19
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub(crate) struct ProvingCredentialKey {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.84s
[INFO] running `Command { std: "docker" "inspect" "a408607b26fee6c26fefe962b5a1743c02b37691efe2417cdac79f44dd77c147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a408607b26fee6c26fefe962b5a1743c02b37691efe2417cdac79f44dd77c147", kill_on_drop: false }`
[INFO] [stdout] a408607b26fee6c26fefe962b5a1743c02b37691efe2417cdac79f44dd77c147