[INFO] updating cached repository https://github.com/sayanarijit/rust-tgit [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e51882df635928112144c02aae959bfbc5b53264 [INFO] testing sayanarijit/rust-tgit against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsayanarijit%2Frust-tgit" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sayanarijit/rust-tgit on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-9/source/Cargo.toml [INFO] crate git repo https://github.com/sayanarijit/rust-tgit already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4cbd05cf71045b880f14eb013490833ee3f394dca588e610e4be5ac3e8f5f7e8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4cbd05cf71045b880f14eb013490833ee3f394dca588e610e4be5ac3e8f5f7e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4cbd05cf71045b880f14eb013490833ee3f394dca588e610e4be5ac3e8f5f7e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cbd05cf71045b880f14eb013490833ee3f394dca588e610e4be5ac3e8f5f7e8", kill_on_drop: false }` [INFO] [stdout] 4cbd05cf71045b880f14eb013490833ee3f394dca588e610e4be5ac3e8f5f7e8 [INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 363a45bd53abf71b17b88910e9f9aa0a522f1db4984a2dccbd02093a9b768013 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "363a45bd53abf71b17b88910e9f9aa0a522f1db4984a2dccbd02093a9b768013", kill_on_drop: false }` [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Compiling tgit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let mut ref_path = ref_path.split_off(6); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InvalidCommit` [INFO] [stdout] --> src/errors.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | InvalidCommit, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_head_ref` [INFO] [stdout] --> src/file.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn get_head_ref(&self) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/index.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn clear(&mut self) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Tree` [INFO] [stdout] --> src/types.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | pub enum Tree { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/file.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | head_file.read_to_string(&mut ref_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/index.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | self.write(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.58s [INFO] running `Command { std: "docker" "inspect" "363a45bd53abf71b17b88910e9f9aa0a522f1db4984a2dccbd02093a9b768013", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "363a45bd53abf71b17b88910e9f9aa0a522f1db4984a2dccbd02093a9b768013", kill_on_drop: false }` [INFO] [stdout] 363a45bd53abf71b17b88910e9f9aa0a522f1db4984a2dccbd02093a9b768013 [INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ffa238060ea1d2b44c2b04a5205d9b20a957bc7104239cf51e6b70d910eae85 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6ffa238060ea1d2b44c2b04a5205d9b20a957bc7104239cf51e6b70d910eae85", kill_on_drop: false }` [INFO] [stderr] Compiling tgit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let mut ref_path = ref_path.split_off(6); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InvalidCommit` [INFO] [stdout] --> src/errors.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | InvalidCommit, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_head_ref` [INFO] [stdout] --> src/file.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn get_head_ref(&self) -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clear` [INFO] [stdout] --> src/index.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn clear(&mut self) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Tree` [INFO] [stdout] --> src/types.rs:8:10 [INFO] [stdout] | [INFO] [stdout] 8 | pub enum Tree { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/file.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | head_file.read_to_string(&mut ref_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/index.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | self.write(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "6ffa238060ea1d2b44c2b04a5205d9b20a957bc7104239cf51e6b70d910eae85", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ffa238060ea1d2b44c2b04a5205d9b20a957bc7104239cf51e6b70d910eae85", kill_on_drop: false }` [INFO] [stdout] 6ffa238060ea1d2b44c2b04a5205d9b20a957bc7104239cf51e6b70d910eae85 [INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 528d8300e9a840a6d08c5797a8275fa608300c470c2bce4fe5e15f8d9f8a3a07 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "528d8300e9a840a6d08c5797a8275fa608300c470c2bce4fe5e15f8d9f8a3a07", kill_on_drop: false }` [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 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tgit-2bb29e0de2c878e6 [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 `Command { std: "docker" "inspect" "528d8300e9a840a6d08c5797a8275fa608300c470c2bce4fe5e15f8d9f8a3a07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "528d8300e9a840a6d08c5797a8275fa608300c470c2bce4fe5e15f8d9f8a3a07", kill_on_drop: false }` [INFO] [stdout] 528d8300e9a840a6d08c5797a8275fa608300c470c2bce4fe5e15f8d9f8a3a07