[INFO] fetching crate libsignal-protocol 0.1.0...
[INFO] checking libsignal-protocol-0.1.0 against try#fceb2de603f0807f9049222f3f612ed51ed8f9dc for pr-157576
[INFO] extracting crate libsignal-protocol 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate libsignal-protocol 0.1.0
[INFO] finished tweaking crates.io crate libsignal-protocol 0.1.0
[INFO] tweaked toml for crates.io crate libsignal-protocol 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libsignal-protocol 0.1.0 on toolchain fceb2de603f0807f9049222f3f612ed51ed8f9dc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libsignal-protocol 0.1.0 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" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c1e31408d681fcac4a7c7457fceec034d7ae1088f40869a01a04b8652a0738dc
[INFO] running `Command { std: "docker" "start" "c1e31408d681fcac4a7c7457fceec034d7ae1088f40869a01a04b8652a0738dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1e31408d681fcac4a7c7457fceec034d7ae1088f40869a01a04b8652a0738dc" "/opt/rustwide/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1e31408d681fcac4a7c7457fceec034d7ae1088f40869a01a04b8652a0738dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c1e31408d681fcac4a7c7457fceec034d7ae1088f40869a01a04b8652a0738dc" "/opt/rustwide/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling cmake v0.1.40
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking stream-cipher v0.3.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling libsignal-protocol-sys v0.1.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking ucd-util v0.1.4
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking backtrace v0.3.33
[INFO] [stderr]     Checking aes-ctr v0.3.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking aes v0.3.2
[INFO] [stderr]     Checking block-modes v0.3.3
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking libsignal-protocol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     intra_doc_link_resolution_failure
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     intra_doc_link_resolution_failure
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/crypto/mod.rs:31:34
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct SignalCipherTypeError(i32);
[INFO] [stdout]    |            --------------------- ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `SignalCipherTypeError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ctx` is never read
[INFO] [stdout]   --> src/hkdf.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct HMACBasedKeyDerivationFunction {
[INFO] [stdout]    |            ------------------------------ field in this struct
[INFO] [stdout] 13 |     pub(crate) raw: Raw<sys::hkdf_context>,
[INFO] [stdout] 14 |     ctx: Rc<ContextInner>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HMACBasedKeyDerivationFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/crypto/mod.rs:31:34
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct SignalCipherTypeError(i32);
[INFO] [stdout]    |            --------------------- ^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `SignalCipherTypeError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ctx` is never read
[INFO] [stdout]   --> src/hkdf.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct HMACBasedKeyDerivationFunction {
[INFO] [stdout]    |            ------------------------------ field in this struct
[INFO] [stdout] 13 |     pub(crate) raw: Raw<sys::hkdf_context>,
[INFO] [stdout] 14 |     ctx: Rc<ContextInner>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `HMACBasedKeyDerivationFunction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `CipherMode`, which is not FFI-safe
[INFO] [stdout]    --> src/crypto/mod.rs:392:11
[INFO] [stdout]     |
[INFO] [stdout] 392 |     mode: CipherMode,
[INFO] [stdout]     |           ^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/crypto/mod.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout]  34 | enum CipherMode {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/errors.rs:6:51
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash, failure_derive::Fail)]
[INFO] [stdout]   |                                                   ^-------------------
[INFO] [stdout]   |                                                   |
[INFO] [stdout]   |                                                   `Fail` is not local
[INFO] [stdout]   |                                                   move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_InternalError`
[INFO] [stdout] 7 | #[allow(missing_docs)]
[INFO] [stdout] 8 | pub enum InternalError {
[INFO] [stdout]   |          ------------- `InternalError` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `failure_derive::Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `failure_derive::Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `failure_derive::Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `CipherMode`, which is not FFI-safe
[INFO] [stdout]    --> src/crypto/mod.rs:392:11
[INFO] [stdout]     |
[INFO] [stdout] 392 |     mode: CipherMode,
[INFO] [stdout]     |           ^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/crypto/mod.rs:34:1
[INFO] [stdout]     |
[INFO] [stdout]  34 | enum CipherMode {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]  --> src/errors.rs:6:51
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash, failure_derive::Fail)]
[INFO] [stdout]   |                                                   ^-------------------
[INFO] [stdout]   |                                                   |
[INFO] [stdout]   |                                                   `Fail` is not local
[INFO] [stdout]   |                                                   move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_InternalError`
[INFO] [stdout] 7 | #[allow(missing_docs)]
[INFO] [stdout] 8 | pub enum InternalError {
[INFO] [stdout]   |          ------------- `InternalError` is not local
[INFO] [stdout]   |
[INFO] [stdout]   = note: the derive macro `failure_derive::Fail` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]   = note: the derive macro `failure_derive::Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive`
[INFO] [stdout]   = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]   = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]   = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]   = note: this warning originates in the derive macro `failure_derive::Fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.45s
[INFO] running `Command { std: "docker" "inspect" "c1e31408d681fcac4a7c7457fceec034d7ae1088f40869a01a04b8652a0738dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e31408d681fcac4a7c7457fceec034d7ae1088f40869a01a04b8652a0738dc", kill_on_drop: false }`
[INFO] [stdout] c1e31408d681fcac4a7c7457fceec034d7ae1088f40869a01a04b8652a0738dc
