[INFO] cloning repository https://github.com/yuliyu123/rust_algo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuliyu123/rust_algo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuliyu123%2Frust_algo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuliyu123%2Frust_algo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a641f99a8fa52ead89a6c1e98066ced6d1e2b188 [INFO] testing yuliyu123/rust_algo against 1.75.0 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuliyu123%2Frust_algo" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yuliyu123/rust_algo on toolchain 1.75.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yuliyu123/rust_algo [INFO] finished tweaking git repo https://github.com/yuliyu123/rust_algo [INFO] tweaked toml for git repo https://github.com/yuliyu123/rust_algo written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/yuliyu123/rust_algo 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wait-timeout v0.2.0 [INFO] [stderr] Downloaded bit-vec v0.6.3 [INFO] [stderr] Downloaded structopt-derive v0.4.18 [INFO] [stderr] Downloaded rand_xorshift v0.3.0 [INFO] [stderr] Downloaded structopt v0.3.26 [INFO] [stderr] Downloaded keccak v0.1.2 [INFO] [stderr] Downloaded proptest v1.0.0 [INFO] [stderr] Downloaded sha3 v0.9.1 [INFO] [stderr] Downloaded rusty-fork v0.3.0 [INFO] [stderr] Downloaded block-padding v0.2.1 [INFO] [stderr] Downloaded bit-set v0.5.2 [INFO] [stderr] Downloaded unicode-segmentation v1.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f38e803b8e05b2a16dda0aea67b828e92b1ef5deb34d37969dc9c391eb9b2a85 [INFO] running `Command { std: "docker" "start" "-a" "f38e803b8e05b2a16dda0aea67b828e92b1ef5deb34d37969dc9c391eb9b2a85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f38e803b8e05b2a16dda0aea67b828e92b1ef5deb34d37969dc9c391eb9b2a85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f38e803b8e05b2a16dda0aea67b828e92b1ef5deb34d37969dc9c391eb9b2a85", kill_on_drop: false }` [INFO] [stdout] f38e803b8e05b2a16dda0aea67b828e92b1ef5deb34d37969dc9c391eb9b2a85 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a59716d4260dbbc4798e7f62fb636740d1d27f1feb2ced713ae46eba20e437ba [INFO] running `Command { std: "docker" "start" "-a" "a59716d4260dbbc4798e7f62fb636740d1d27f1feb2ced713ae46eba20e437ba", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling unicode-ident v1.0.2 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling block-padding v0.2.1 [INFO] [stderr] Compiling cpufeatures v0.2.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling keccak v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling block-buffer v0.10.2 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling sha3 v0.9.1 [INFO] [stderr] Compiling digest v0.10.3 [INFO] [stderr] Compiling sha2 v0.10.2 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling structopt v0.3.26 [INFO] [stderr] Compiling rust_algo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `MerkleTree` is never constructed [INFO] [stdout] --> src/merkle/merkle.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct MerkleTree { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `merkle_proof`, `merkle_root`, and `nodes` are never used [INFO] [stdout] --> src/merkle/merkle.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 20 | / impl MerkleTree [INFO] [stdout] 21 | | where [INFO] [stdout] 22 | | T: Ord + Default + Clone, [INFO] [stdout] 23 | | M: Merge, [INFO] [stdout] | |_______________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn merkle_proof(&self, leaf_indices: &[u32]) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn merkle_root(&self) -> T { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | pub fn nodes(&self) -> &[T] { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MerkleProof` is never constructed [INFO] [stdout] --> src/merkle/merkle.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub struct MerkleProof { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `root`, `verify`, `indices`, and `lemmas` are never used [INFO] [stdout] --> src/merkle/merkle.rs:96:12 [INFO] [stdout] | [INFO] [stdout] 91 | / impl MerkleProof [INFO] [stdout] 92 | | where [INFO] [stdout] 93 | | T: Ord + Default + Clone, [INFO] [stdout] 94 | | M: Merge, [INFO] [stdout] | |_______________________- associated items in this implementation [INFO] [stdout] 95 | { [INFO] [stdout] 96 | pub fn new(indices: Vec, lemmas: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | pub fn root(&self, leaves: &[T]) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn verify(&self, root: &T, leaves: &[T]) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn indices(&self) -> &[u32] { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 161 | pub fn lemmas(&self) -> &[T] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `merkle_root`, `build_merkle_tree`, and `build_merkle_proof` are never used [INFO] [stdout] --> src/merkle/merkle.rs:177:12 [INFO] [stdout] | [INFO] [stdout] 172 | / impl CBMT [INFO] [stdout] 173 | | where [INFO] [stdout] 174 | | T: Ord + Default + Clone, [INFO] [stdout] 175 | | M: Merge, [INFO] [stdout] | |_______________________- associated functions in this implementation [INFO] [stdout] 176 | { [INFO] [stdout] 177 | pub fn merkle_root(leaves: &[T]) -> T { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 201 | pub fn build_merkle_tree(leaves: &[T]) -> MerkleTree { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 223 | pub fn build_merkle_proof(leaves: &[T], leaf_indices: &[u32]) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.39s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "a59716d4260dbbc4798e7f62fb636740d1d27f1feb2ced713ae46eba20e437ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a59716d4260dbbc4798e7f62fb636740d1d27f1feb2ced713ae46eba20e437ba", kill_on_drop: false }` [INFO] [stdout] a59716d4260dbbc4798e7f62fb636740d1d27f1feb2ced713ae46eba20e437ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f1f35df477bcd92fa206f64b37f2c6d4d86e1df2f1354978db32f2c4718d4c15 [INFO] running `Command { std: "docker" "start" "-a" "f1f35df477bcd92fa206f64b37f2c6d4d86e1df2f1354978db32f2c4718d4c15", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling quick-error v2.0.1 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stdout] warning: struct `MerkleTree` is never constructed [INFO] [stdout] --> src/merkle/merkle.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct MerkleTree { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `merkle_proof`, `merkle_root`, and `nodes` are never used [INFO] [stdout] --> src/merkle/merkle.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 20 | / impl MerkleTree [INFO] [stdout] 21 | | where [INFO] [stdout] 22 | | T: Ord + Default + Clone, [INFO] [stdout] 23 | | M: Merge, [INFO] [stdout] | |_______________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn merkle_proof(&self, leaf_indices: &[u32]) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn merkle_root(&self) -> T { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | pub fn nodes(&self) -> &[T] { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MerkleProof` is never constructed [INFO] [stdout] --> src/merkle/merkle.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub struct MerkleProof { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `root`, `verify`, `indices`, and `lemmas` are never used [INFO] [stdout] --> src/merkle/merkle.rs:96:12 [INFO] [stdout] | [INFO] [stdout] 91 | / impl MerkleProof [INFO] [stdout] 92 | | where [INFO] [stdout] 93 | | T: Ord + Default + Clone, [INFO] [stdout] 94 | | M: Merge, [INFO] [stdout] | |_______________________- associated items in this implementation [INFO] [stdout] 95 | { [INFO] [stdout] 96 | pub fn new(indices: Vec, lemmas: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | pub fn root(&self, leaves: &[T]) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn verify(&self, root: &T, leaves: &[T]) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn indices(&self) -> &[u32] { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 161 | pub fn lemmas(&self) -> &[T] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `merkle_root`, `build_merkle_tree`, and `build_merkle_proof` are never used [INFO] [stdout] --> src/merkle/merkle.rs:177:12 [INFO] [stdout] | [INFO] [stdout] 172 | / impl CBMT [INFO] [stdout] 173 | | where [INFO] [stdout] 174 | | T: Ord + Default + Clone, [INFO] [stdout] 175 | | M: Merge, [INFO] [stdout] | |_______________________- associated functions in this implementation [INFO] [stdout] 176 | { [INFO] [stdout] 177 | pub fn merkle_root(leaves: &[T]) -> T { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 201 | pub fn build_merkle_tree(leaves: &[T]) -> MerkleTree { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 223 | pub fn build_merkle_proof(leaves: &[T], leaf_indices: &[u32]) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling rand_xorshift v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rusty-fork v0.3.0 [INFO] [stderr] Compiling proptest v1.0.0 [INFO] [stderr] Compiling rust_algo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `merkle_root` and `nodes` are never used [INFO] [stdout] --> src/merkle/merkle.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 20 | / impl MerkleTree [INFO] [stdout] 21 | | where [INFO] [stdout] 22 | | T: Ord + Default + Clone, [INFO] [stdout] 23 | | M: Merge, [INFO] [stdout] | |_______________________- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 72 | pub fn merkle_root(&self) -> T { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | pub fn nodes(&self) -> &[T] { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `verify`, `indices`, and `lemmas` are never used [INFO] [stdout] --> src/merkle/merkle.rs:96:12 [INFO] [stdout] | [INFO] [stdout] 91 | / impl MerkleProof [INFO] [stdout] 92 | | where [INFO] [stdout] 93 | | T: Ord + Default + Clone, [INFO] [stdout] 94 | | M: Merge, [INFO] [stdout] | |_______________________- associated items in this implementation [INFO] [stdout] 95 | { [INFO] [stdout] 96 | pub fn new(indices: Vec, lemmas: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | pub fn verify(&self, root: &T, leaves: &[T]) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | pub fn indices(&self) -> &[u32] { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 161 | pub fn lemmas(&self) -> &[T] { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.07s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "f1f35df477bcd92fa206f64b37f2c6d4d86e1df2f1354978db32f2c4718d4c15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1f35df477bcd92fa206f64b37f2c6d4d86e1df2f1354978db32f2c4718d4c15", kill_on_drop: false }` [INFO] [stdout] f1f35df477bcd92fa206f64b37f2c6d4d86e1df2f1354978db32f2c4718d4c15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3782fe676f26f050e5012d354190c5784128081637dda4d0d09b6b7574184ae9 [INFO] running `Command { std: "docker" "start" "-a" "3782fe676f26f050e5012d354190c5784128081637dda4d0d09b6b7574184ae9", kill_on_drop: false }` [INFO] [stderr] warning: struct `MerkleTree` is never constructed [INFO] [stderr] --> src/merkle/merkle.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | pub struct MerkleTree { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: methods `merkle_proof`, `merkle_root`, and `nodes` are never used [INFO] [stderr] --> src/merkle/merkle.rs:26:12 [INFO] [stderr] | [INFO] [stderr] 20 | / impl MerkleTree [INFO] [stderr] 21 | | where [INFO] [stderr] 22 | | T: Ord + Default + Clone, [INFO] [stderr] 23 | | M: Merge, [INFO] [stderr] | |_______________________- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 26 | pub fn merkle_proof(&self, leaf_indices: &[u32]) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 72 | pub fn merkle_root(&self) -> T { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 80 | pub fn nodes(&self) -> &[T] { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct `MerkleProof` is never constructed [INFO] [stderr] --> src/merkle/merkle.rs:85:12 [INFO] [stderr] | [INFO] [stderr] 85 | pub struct MerkleProof { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `root`, `verify`, `indices`, and `lemmas` are never used [INFO] [stderr] --> src/merkle/merkle.rs:96:12 [INFO] [stderr] | [INFO] [stderr] 91 | / impl MerkleProof [INFO] [stderr] 92 | | where [INFO] [stderr] 93 | | T: Ord + Default + Clone, [INFO] [stderr] 94 | | M: Merge, [INFO] [stderr] | |_______________________- associated items in this implementation [INFO] [stderr] 95 | { [INFO] [stderr] 96 | pub fn new(indices: Vec, lemmas: Vec) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 104 | pub fn root(&self, leaves: &[T]) -> Option { [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 150 | pub fn verify(&self, root: &T, leaves: &[T]) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 157 | pub fn indices(&self) -> &[u32] { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 161 | pub fn lemmas(&self) -> &[T] { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated functions `merkle_root`, `build_merkle_tree`, and `build_merkle_proof` are never used [INFO] [stderr] --> src/merkle/merkle.rs:177:12 [INFO] [stderr] | [INFO] [stderr] 172 | / impl CBMT [INFO] [stderr] 173 | | where [INFO] [stderr] 174 | | T: Ord + Default + Clone, [INFO] [stderr] 175 | | M: Merge, [INFO] [stderr] | |_______________________- associated functions in this implementation [INFO] [stderr] 176 | { [INFO] [stderr] 177 | pub fn merkle_root(leaves: &[T]) -> T { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 201 | pub fn build_merkle_tree(leaves: &[T]) -> MerkleTree { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 223 | pub fn build_merkle_proof(leaves: &[T], leaf_indices: &[u32]) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `merkle_root` and `nodes` are never used [INFO] [stderr] --> src/merkle/merkle.rs:72:12 [INFO] [stderr] | [INFO] [stderr] 20 | / impl MerkleTree [INFO] [stderr] 21 | | where [INFO] [stderr] 22 | | T: Ord + Default + Clone, [INFO] [stderr] 23 | | M: Merge, [INFO] [stderr] | |_______________________- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 72 | pub fn merkle_root(&self) -> T { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 80 | pub fn nodes(&self) -> &[T] { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated items `new`, `verify`, `indices`, and `lemmas` are never used [INFO] [stderr] --> src/merkle/merkle.rs:96:12 [INFO] [stderr] | [INFO] [stderr] 91 | / impl MerkleProof [INFO] [stderr] 92 | | where [INFO] [stderr] 93 | | T: Ord + Default + Clone, [INFO] [stderr] 94 | | M: Merge, [INFO] [stderr] | |_______________________- associated items in this implementation [INFO] [stderr] 95 | { [INFO] [stderr] 96 | pub fn new(indices: Vec, lemmas: Vec) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] ... [INFO] [stderr] 150 | pub fn verify(&self, root: &T, leaves: &[T]) -> bool { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 157 | pub fn indices(&self) -> &[u32] { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 161 | pub fn lemmas(&self) -> &[T] { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rust_algo` (lib) generated 5 warnings [INFO] [stderr] warning: `rust_algo` (lib test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_algo-c3f110ecf1dc60c3) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test merkle::merkle::tests::build_root_directly ... ok [INFO] [stdout] test merkle::merkle::tests::test_merkle_proof ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_algo-2c911ad2fd63e796) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_algo [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3782fe676f26f050e5012d354190c5784128081637dda4d0d09b6b7574184ae9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3782fe676f26f050e5012d354190c5784128081637dda4d0d09b6b7574184ae9", kill_on_drop: false }` [INFO] [stdout] 3782fe676f26f050e5012d354190c5784128081637dda4d0d09b6b7574184ae9 [INFO] testing yuliyu123/rust_algo against beta-2024-01-09 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuliyu123%2Frust_algo" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yuliyu123/rust_algo on toolchain beta-2024-01-09 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yuliyu123/rust_algo [INFO] finished tweaking git repo https://github.com/yuliyu123/rust_algo [INFO] tweaked toml for git repo https://github.com/yuliyu123/rust_algo written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/yuliyu123/rust_algo 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" "+beta-2024-01-09" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85a404d4adc14bed146b4b954f9f40a892d95875456347b9a4704728da7acaa2 [INFO] running `Command { std: "docker" "start" "-a" "85a404d4adc14bed146b4b954f9f40a892d95875456347b9a4704728da7acaa2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85a404d4adc14bed146b4b954f9f40a892d95875456347b9a4704728da7acaa2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85a404d4adc14bed146b4b954f9f40a892d95875456347b9a4704728da7acaa2", kill_on_drop: false }` [INFO] [stdout] 85a404d4adc14bed146b4b954f9f40a892d95875456347b9a4704728da7acaa2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1dbee875acb458e890d1ac6d6bb00a21995bfcac011d463181ba147ff07a21d [INFO] running `Command { std: "docker" "start" "-a" "e1dbee875acb458e890d1ac6d6bb00a21995bfcac011d463181ba147ff07a21d", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling unicode-ident v1.0.2 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling block-padding v0.2.1 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling cpufeatures v0.2.2 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling keccak v0.1.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e1dbee875acb458e890d1ac6d6bb00a21995bfcac011d463181ba147ff07a21d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1dbee875acb458e890d1ac6d6bb00a21995bfcac011d463181ba147ff07a21d", kill_on_drop: false }` [INFO] [stdout] e1dbee875acb458e890d1ac6d6bb00a21995bfcac011d463181ba147ff07a21d