[INFO] updating cached repository https://github.com/sayanarijit/rust-tgit [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] e51882df635928112144c02aae959bfbc5b53264 [INFO] testing sayanarijit/rust-tgit against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsayanarijit%2Frust-tgit" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sayanarijit/rust-tgit 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/sayanarijit/rust-tgit [INFO] finished tweaking git repo https://github.com/sayanarijit/rust-tgit [INFO] tweaked toml for git repo https://github.com/sayanarijit/rust-tgit written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/sayanarijit/rust-tgit 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] cda77221484004e84e4ed617fef7d3451207b475af637456ea7765d471b49981 [INFO] running `"docker" "start" "-a" "cda77221484004e84e4ed617fef7d3451207b475af637456ea7765d471b49981"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling regex-syntax v0.6.17 [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 atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling regex v1.3.6 [INFO] [stderr] Compiling tgit v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/file.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let mut ref_path = ref_path.split_off(6); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `InvalidCommit` [INFO] [stderr] --> src/errors.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | InvalidCommit, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_head_ref` [INFO] [stderr] --> src/file.rs:52:12 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn get_head_ref(&self) -> io::Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `clear` [INFO] [stderr] --> src/index.rs:55:12 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn clear(&mut self) -> io::Result<()> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Tree` [INFO] [stderr] --> src/types.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | pub enum Tree { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/file.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | head_file.read_to_string(&mut ref_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/index.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | self.write(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.17s [INFO] running `"docker" "inspect" "cda77221484004e84e4ed617fef7d3451207b475af637456ea7765d471b49981"` [INFO] running `"docker" "rm" "-f" "cda77221484004e84e4ed617fef7d3451207b475af637456ea7765d471b49981"` [INFO] [stdout] cda77221484004e84e4ed617fef7d3451207b475af637456ea7765d471b49981 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 0d44bf2afc0614732ddc1cc20571328d4cfa92286afdd53bffd567b37bfaebc0 [INFO] running `"docker" "start" "-a" "0d44bf2afc0614732ddc1cc20571328d4cfa92286afdd53bffd567b37bfaebc0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling tgit v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/file.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let mut ref_path = ref_path.split_off(6); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `InvalidCommit` [INFO] [stderr] --> src/errors.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | InvalidCommit, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_head_ref` [INFO] [stderr] --> src/file.rs:52:12 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn get_head_ref(&self) -> io::Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `clear` [INFO] [stderr] --> src/index.rs:55:12 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn clear(&mut self) -> io::Result<()> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Tree` [INFO] [stderr] --> src/types.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | pub enum Tree { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/file.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | head_file.read_to_string(&mut ref_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/index.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | self.write(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "0d44bf2afc0614732ddc1cc20571328d4cfa92286afdd53bffd567b37bfaebc0"` [INFO] running `"docker" "rm" "-f" "0d44bf2afc0614732ddc1cc20571328d4cfa92286afdd53bffd567b37bfaebc0"` [INFO] [stdout] 0d44bf2afc0614732ddc1cc20571328d4cfa92286afdd53bffd567b37bfaebc0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5d4c37caa4e154a2ad48c5704183d1b0d5d4c3a067b572646dbe5547ff024ca7 [INFO] running `"docker" "start" "-a" "5d4c37caa4e154a2ad48c5704183d1b0d5d4c3a067b572646dbe5547ff024ca7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/file.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let mut ref_path = ref_path.split_off(6); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `InvalidCommit` [INFO] [stderr] --> src/errors.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | InvalidCommit, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_head_ref` [INFO] [stderr] --> src/file.rs:52:12 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn get_head_ref(&self) -> io::Result { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `clear` [INFO] [stderr] --> src/index.rs:55:12 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn clear(&mut self) -> io::Result<()> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Tree` [INFO] [stderr] --> src/types.rs:8:10 [INFO] [stderr] | [INFO] [stderr] 8 | pub enum Tree { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/file.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | head_file.read_to_string(&mut ref_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/index.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | self.write(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tgit-46330c580d40ea70 [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" "5d4c37caa4e154a2ad48c5704183d1b0d5d4c3a067b572646dbe5547ff024ca7"` [INFO] running `"docker" "rm" "-f" "5d4c37caa4e154a2ad48c5704183d1b0d5d4c3a067b572646dbe5547ff024ca7"` [INFO] [stdout] 5d4c37caa4e154a2ad48c5704183d1b0d5d4c3a067b572646dbe5547ff024ca7