[INFO] fetching crate cyfs-cip 0.6.4...
[INFO] checking cyfs-cip-0.6.4 against 1.95.0 for pr-155915
[INFO] extracting crate cyfs-cip 0.6.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate cyfs-cip 0.6.4
[INFO] finished tweaking crates.io crate cyfs-cip 0.6.4
[INFO] tweaked toml for crates.io crate cyfs-cip 0.6.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cyfs-cip 0.6.4 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cyfs-cip 0.6.4 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f356fd42374642d8f0fd7e27b3effa37c7a0f47691e6b3bbcd66acdfbeb8c97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f356fd42374642d8f0fd7e27b3effa37c7a0f47691e6b3bbcd66acdfbeb8c97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f356fd42374642d8f0fd7e27b3effa37c7a0f47691e6b3bbcd66acdfbeb8c97a", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "ba526ceb8dde2682a030d2e274fcf7faefd6f47f07e0319813f34fe99e270940", kill_on_drop: false }`
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[INFO] [stdout] warning: method `secret` is never used
[INFO] [stdout]   --> src/bip32.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl ExtendedPrivateKey {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn secret(&self) -> &PrivateKey {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_hardened` is never used
[INFO] [stdout]   --> src/bip44.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ChildNumber {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 12 |     pub fn is_hardened(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]   --> src/bip44.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl DerivationPath {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn iter(&self) -> impl Iterator<Item = &ChildNumber> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `purpose` is never read
[INFO] [stdout]   --> src/path.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct CyfsChainBipPath {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 96 |     purpose: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CyfsChainBipPath` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PBKDF2_ROUNDS` is never used
[INFO] [stdout]  --> src/pbkdf2_rand.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const PBKDF2_ROUNDS: u32 = 2048;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PBKDF2_BYTES` is never used
[INFO] [stdout]   --> src/pbkdf2_rand.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PBKDF2_BYTES: usize = 64;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Array16` is never constructed
[INFO] [stdout]   --> src/pbkdf2_rand.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Array16<T>([T; PBKDF2_BYTES / std::mem::size_of::<u32>()]);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PBKDF2Core` is never constructed
[INFO] [stdout]   --> src/pbkdf2_rand.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct PBKDF2Core {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PBKDF2Rng` is never constructed
[INFO] [stdout]    --> src/pbkdf2_rand.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct PBKDF2Rng {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `count` is never used
[INFO] [stdout]    --> src/pbkdf2_rand.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl PBKDF2Rng {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 130 |     pub fn count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `secret` is never used
[INFO] [stdout]   --> src/bip32.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl ExtendedPrivateKey {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn secret(&self) -> &PrivateKey {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_hardened` is never used
[INFO] [stdout]   --> src/bip44.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ChildNumber {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 12 |     pub fn is_hardened(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]   --> src/bip44.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl DerivationPath {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn iter(&self) -> impl Iterator<Item = &ChildNumber> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `purpose` is never read
[INFO] [stdout]   --> src/path.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct CyfsChainBipPath {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 96 |     purpose: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CyfsChainBipPath` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PBKDF2_ROUNDS` is never used
[INFO] [stdout]  --> src/pbkdf2_rand.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const PBKDF2_ROUNDS: u32 = 2048;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PBKDF2_BYTES` is never used
[INFO] [stdout]   --> src/pbkdf2_rand.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PBKDF2_BYTES: usize = 64;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Array16` is never constructed
[INFO] [stdout]   --> src/pbkdf2_rand.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Array16<T>([T; PBKDF2_BYTES / std::mem::size_of::<u32>()]);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PBKDF2Core` is never constructed
[INFO] [stdout]   --> src/pbkdf2_rand.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct PBKDF2Core {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PBKDF2Rng` is never constructed
[INFO] [stdout]    --> src/pbkdf2_rand.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct PBKDF2Rng {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `count` is never used
[INFO] [stdout]    --> src/pbkdf2_rand.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl PBKDF2Rng {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 130 |     pub fn count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `secret` is never used
[INFO] [stdout]   --> src/bip32.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl ExtendedPrivateKey {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn secret(&self) -> &PrivateKey {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_hardened` is never used
[INFO] [stdout]   --> src/bip44.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ChildNumber {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 12 |     pub fn is_hardened(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]   --> src/bip44.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl DerivationPath {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn iter(&self) -> impl Iterator<Item = &ChildNumber> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `purpose` is never read
[INFO] [stdout]   --> src/path.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct CyfsChainBipPath {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 96 |     purpose: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CyfsChainBipPath` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PBKDF2_ROUNDS` is never used
[INFO] [stdout]  --> src/pbkdf2_rand.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const PBKDF2_ROUNDS: u32 = 2048;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PBKDF2_BYTES` is never used
[INFO] [stdout]   --> src/pbkdf2_rand.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PBKDF2_BYTES: usize = 64;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Array16` is never constructed
[INFO] [stdout]   --> src/pbkdf2_rand.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Array16<T>([T; PBKDF2_BYTES / std::mem::size_of::<u32>()]);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PBKDF2Core` is never constructed
[INFO] [stdout]   --> src/pbkdf2_rand.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct PBKDF2Core {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PBKDF2Rng` is never constructed
[INFO] [stdout]    --> src/pbkdf2_rand.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct PBKDF2Rng {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `count` is never used
[INFO] [stdout]    --> src/pbkdf2_rand.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl PBKDF2Rng {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 130 |     pub fn count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `secret` is never used
[INFO] [stdout]   --> src/bip32.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl ExtendedPrivateKey {
[INFO] [stdout]    | ----------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 83 |     pub fn secret(&self) -> &PrivateKey {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_hardened` is never used
[INFO] [stdout]   --> src/bip44.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl ChildNumber {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 12 |     pub fn is_hardened(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `iter` is never used
[INFO] [stdout]   --> src/bip44.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 77 | impl DerivationPath {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub fn iter(&self) -> impl Iterator<Item = &ChildNumber> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `purpose` is never read
[INFO] [stdout]   --> src/path.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct CyfsChainBipPath {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 96 |     purpose: u32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CyfsChainBipPath` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PBKDF2_ROUNDS` is never used
[INFO] [stdout]  --> src/pbkdf2_rand.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const PBKDF2_ROUNDS: u32 = 2048;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PBKDF2_BYTES` is never used
[INFO] [stdout]   --> src/pbkdf2_rand.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const PBKDF2_BYTES: usize = 64;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Array16` is never constructed
[INFO] [stdout]   --> src/pbkdf2_rand.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Array16<T>([T; PBKDF2_BYTES / std::mem::size_of::<u32>()]);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PBKDF2Core` is never constructed
[INFO] [stdout]   --> src/pbkdf2_rand.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct PBKDF2Core {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PBKDF2Rng` is never constructed
[INFO] [stdout]    --> src/pbkdf2_rand.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | pub struct PBKDF2Rng {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `count` is never used
[INFO] [stdout]    --> src/pbkdf2_rand.rs:130:12
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl PBKDF2Rng {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 130 |     pub fn count(&self) -> usize {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "ba526ceb8dde2682a030d2e274fcf7faefd6f47f07e0319813f34fe99e270940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba526ceb8dde2682a030d2e274fcf7faefd6f47f07e0319813f34fe99e270940", kill_on_drop: false }`
[INFO] [stdout] ba526ceb8dde2682a030d2e274fcf7faefd6f47f07e0319813f34fe99e270940
