[INFO] updating cached repository https://github.com/roynalnaruto/rs_merkle_tree [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 62324ec83f33a6413fa0dead25dcb1d18e6ff2da [INFO] testing roynalnaruto/rs_merkle_tree against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froynalnaruto%2Frs_merkle_tree" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/roynalnaruto/rs_merkle_tree on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/roynalnaruto/rs_merkle_tree [INFO] finished tweaking git repo https://github.com/roynalnaruto/rs_merkle_tree [INFO] tweaked toml for git repo https://github.com/roynalnaruto/rs_merkle_tree written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/roynalnaruto/rs_merkle_tree already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3a1689bab49b2faa47a4cd9d19171b9da4aef8faaafdf7b19e58fdcc855a3ad6 [INFO] running `"docker" "start" "-a" "3a1689bab49b2faa47a4cd9d19171b9da4aef8faaafdf7b19e58fdcc855a3ad6"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: struct is never constructed: `MerkleTree` [INFO] [stderr] --> src/merkle_tree.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct MerkleTree [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `root` [INFO] [stderr] --> src/merkle_tree.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | fn root(&self) -> Result<&Node, &'static str> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `count_leaves` [INFO] [stderr] --> src/merkle_tree.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | fn count_leaves(&self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_leaves` [INFO] [stderr] --> src/merkle_tree.rs:59:8 [INFO] [stderr] | [INFO] [stderr] 59 | fn add_leaves(&mut self, values: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_leaves` [INFO] [stderr] --> src/merkle_tree.rs:89:8 [INFO] [stderr] | [INFO] [stderr] 89 | fn from_leaves(values: &mut Vec, mut hasher: H) -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `build_parent_nodes` [INFO] [stderr] --> src/merkle_tree.rs:121:8 [INFO] [stderr] | [INFO] [stderr] 121 | fn build_parent_nodes(children: &Vec>, mut hasher: &mut H) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `as_leaf` [INFO] [stderr] --> src/merkle_tree.rs:140:8 [INFO] [stderr] | [INFO] [stderr] 140 | fn as_leaf(v: &T, hasher: &mut H) -> Node { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `as_internal` [INFO] [stderr] --> src/merkle_tree.rs:153:8 [INFO] [stderr] | [INFO] [stderr] 153 | fn as_internal(left: &Node, right: &Node, hasher: &mut H) -> Node { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.74s [INFO] running `"docker" "inspect" "3a1689bab49b2faa47a4cd9d19171b9da4aef8faaafdf7b19e58fdcc855a3ad6"` [INFO] running `"docker" "rm" "-f" "3a1689bab49b2faa47a4cd9d19171b9da4aef8faaafdf7b19e58fdcc855a3ad6"` [INFO] [stdout] 3a1689bab49b2faa47a4cd9d19171b9da4aef8faaafdf7b19e58fdcc855a3ad6 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f8d70e16670c3fb1c81f681aed108ff836e86506182a3f88a893edc46cfc8e60 [INFO] running `"docker" "start" "-a" "f8d70e16670c3fb1c81f681aed108ff836e86506182a3f88a893edc46cfc8e60"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: struct is never constructed: `MerkleTree` [INFO] [stderr] --> src/merkle_tree.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct MerkleTree [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `root` [INFO] [stderr] --> src/merkle_tree.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | fn root(&self) -> Result<&Node, &'static str> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `count_leaves` [INFO] [stderr] --> src/merkle_tree.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | fn count_leaves(&self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_leaves` [INFO] [stderr] --> src/merkle_tree.rs:59:8 [INFO] [stderr] | [INFO] [stderr] 59 | fn add_leaves(&mut self, values: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_leaves` [INFO] [stderr] --> src/merkle_tree.rs:89:8 [INFO] [stderr] | [INFO] [stderr] 89 | fn from_leaves(values: &mut Vec, mut hasher: H) -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `build_parent_nodes` [INFO] [stderr] --> src/merkle_tree.rs:121:8 [INFO] [stderr] | [INFO] [stderr] 121 | fn build_parent_nodes(children: &Vec>, mut hasher: &mut H) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `as_leaf` [INFO] [stderr] --> src/merkle_tree.rs:140:8 [INFO] [stderr] | [INFO] [stderr] 140 | fn as_leaf(v: &T, hasher: &mut H) -> Node { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `as_internal` [INFO] [stderr] --> src/merkle_tree.rs:153:8 [INFO] [stderr] | [INFO] [stderr] 153 | fn as_internal(left: &Node, right: &Node, hasher: &mut H) -> Node { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.47s [INFO] running `"docker" "inspect" "f8d70e16670c3fb1c81f681aed108ff836e86506182a3f88a893edc46cfc8e60"` [INFO] running `"docker" "rm" "-f" "f8d70e16670c3fb1c81f681aed108ff836e86506182a3f88a893edc46cfc8e60"` [INFO] [stdout] f8d70e16670c3fb1c81f681aed108ff836e86506182a3f88a893edc46cfc8e60 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 994583ef5c98ed08bd3d8f22c115de58bea5036aa1b9e9f1321bdb8f7e833da4 [INFO] running `"docker" "start" "-a" "994583ef5c98ed08bd3d8f22c115de58bea5036aa1b9e9f1321bdb8f7e833da4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: struct is never constructed: `MerkleTree` [INFO] [stderr] --> src/merkle_tree.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | pub struct MerkleTree [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `root` [INFO] [stderr] --> src/merkle_tree.rs:42:8 [INFO] [stderr] | [INFO] [stderr] 42 | fn root(&self) -> Result<&Node, &'static str> { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `count_leaves` [INFO] [stderr] --> src/merkle_tree.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | fn count_leaves(&self) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_leaves` [INFO] [stderr] --> src/merkle_tree.rs:59:8 [INFO] [stderr] | [INFO] [stderr] 59 | fn add_leaves(&mut self, values: &mut Vec) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_leaves` [INFO] [stderr] --> src/merkle_tree.rs:89:8 [INFO] [stderr] | [INFO] [stderr] 89 | fn from_leaves(values: &mut Vec, mut hasher: H) -> Result { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `build_parent_nodes` [INFO] [stderr] --> src/merkle_tree.rs:121:8 [INFO] [stderr] | [INFO] [stderr] 121 | fn build_parent_nodes(children: &Vec>, mut hasher: &mut H) -> Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `as_leaf` [INFO] [stderr] --> src/merkle_tree.rs:140:8 [INFO] [stderr] | [INFO] [stderr] 140 | fn as_leaf(v: &T, hasher: &mut H) -> Node { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `as_internal` [INFO] [stderr] --> src/merkle_tree.rs:153:8 [INFO] [stderr] | [INFO] [stderr] 153 | fn as_internal(left: &Node, right: &Node, hasher: &mut H) -> Node { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/merkle_tree-02aa704ac351e154 [INFO] [stdout] running 5 tests [INFO] [stdout] test merkle_tree::tests::test_as_leaf ... ok [INFO] [stdout] test merkle_tree::tests::test_as_internal ... ok [INFO] [stdout] test merkle_tree::tests::test_from_leaves_not_2n ... ok [INFO] [stdout] test merkle_tree::tests::test_add_leaves ... ok [INFO] [stdout] test merkle_tree::tests::test_from_leaves_2n ... ok [INFO] [stderr] Doc-tests merkle_tree [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "994583ef5c98ed08bd3d8f22c115de58bea5036aa1b9e9f1321bdb8f7e833da4"` [INFO] running `"docker" "rm" "-f" "994583ef5c98ed08bd3d8f22c115de58bea5036aa1b9e9f1321bdb8f7e833da4"` [INFO] [stdout] 994583ef5c98ed08bd3d8f22c115de58bea5036aa1b9e9f1321bdb8f7e833da4