[INFO] updating cached repository https://github.com/ilsko/femto [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] 7c08ece02c4273a6002d5f92b49233d8661e64df [INFO] testing ilsko/femto against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filsko%2Ffemto" "/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/ilsko/femto 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/ilsko/femto [INFO] finished tweaking git repo https://github.com/ilsko/femto [INFO] tweaked toml for git repo https://github.com/ilsko/femto written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/ilsko/femto 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] 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] [stdout] 196beaeee2bac27b8866bc1d8fb46c52b59e9d35cbb2d0c9e84649ffbe468720 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "196beaeee2bac27b8866bc1d8fb46c52b59e9d35cbb2d0c9e84649ffbe468720"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v0.15.34 [INFO] [stderr] Compiling termion v1.5.2 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling structopt-derive v0.2.16 [INFO] [stderr] Compiling structopt v0.2.16 [INFO] [stderr] Compiling femto v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/text_buffer.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/text_buffer.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `data` [INFO] [stderr] --> src/text_buffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | data: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add` [INFO] [stderr] --> src/text_buffer.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn add(&mut self, index: usize, character: u8) -> Result<()> { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remove` [INFO] [stderr] --> src/text_buffer.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn remove(&mut self, index: usize) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `modify` [INFO] [stderr] --> src/text_buffer.rs:71:12 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn modify(&mut self, index: usize, new_character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stdin` [INFO] [stderr] --> src/lib.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | stdin: R, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.52s [INFO] running `"docker" "inspect" "196beaeee2bac27b8866bc1d8fb46c52b59e9d35cbb2d0c9e84649ffbe468720"` [INFO] running `"docker" "rm" "-f" "196beaeee2bac27b8866bc1d8fb46c52b59e9d35cbb2d0c9e84649ffbe468720"` [INFO] [stdout] 196beaeee2bac27b8866bc1d8fb46c52b59e9d35cbb2d0c9e84649ffbe468720 [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] 71295ccf3b866a51414e2b9f6f06c4419393c9c7b8ce06eabe17b038d0828063 [INFO] running `"docker" "start" "-a" "71295ccf3b866a51414e2b9f6f06c4419393c9c7b8ce06eabe17b038d0828063"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling femto v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/text_buffer.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/text_buffer.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `data` [INFO] [stderr] --> src/text_buffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | data: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add` [INFO] [stderr] --> src/text_buffer.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn add(&mut self, index: usize, character: u8) -> Result<()> { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remove` [INFO] [stderr] --> src/text_buffer.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn remove(&mut self, index: usize) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `modify` [INFO] [stderr] --> src/text_buffer.rs:71:12 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn modify(&mut self, index: usize, new_character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stdin` [INFO] [stderr] --> src/lib.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | stdin: R, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/text_buffer.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/text_buffer.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `data` [INFO] [stderr] --> src/text_buffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | data: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add` [INFO] [stderr] --> src/text_buffer.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn add(&mut self, index: usize, character: u8) -> Result<()> { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remove` [INFO] [stderr] --> src/text_buffer.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn remove(&mut self, index: usize) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `modify` [INFO] [stderr] --> src/text_buffer.rs:71:12 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn modify(&mut self, index: usize, new_character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stdin` [INFO] [stderr] --> src/lib.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | stdin: R, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `"docker" "inspect" "71295ccf3b866a51414e2b9f6f06c4419393c9c7b8ce06eabe17b038d0828063"` [INFO] running `"docker" "rm" "-f" "71295ccf3b866a51414e2b9f6f06c4419393c9c7b8ce06eabe17b038d0828063"` [INFO] [stdout] 71295ccf3b866a51414e2b9f6f06c4419393c9c7b8ce06eabe17b038d0828063 [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] 5e096bef3e9549d5fb972c0e6d300f929080ea2a41c9a91a6ce4ec748aa3982f [INFO] running `"docker" "start" "-a" "5e096bef3e9549d5fb972c0e6d300f929080ea2a41c9a91a6ce4ec748aa3982f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/text_buffer.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/text_buffer.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `data` [INFO] [stderr] --> src/text_buffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | data: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add` [INFO] [stderr] --> src/text_buffer.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn add(&mut self, index: usize, character: u8) -> Result<()> { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remove` [INFO] [stderr] --> src/text_buffer.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn remove(&mut self, index: usize) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `modify` [INFO] [stderr] --> src/text_buffer.rs:71:12 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn modify(&mut self, index: usize, new_character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stdin` [INFO] [stderr] --> src/lib.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | stdin: R, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `path` [INFO] [stderr] --> src/text_buffer.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `file` [INFO] [stderr] --> src/text_buffer.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | file: File, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `data` [INFO] [stderr] --> src/text_buffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | data: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:11:12 [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(path: Option) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/text_buffer.rs:43:12 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new() -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add` [INFO] [stderr] --> src/text_buffer.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn add(&mut self, index: usize, character: u8) -> Result<()> { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remove` [INFO] [stderr] --> src/text_buffer.rs:61:12 [INFO] [stderr] | [INFO] [stderr] 61 | pub fn remove(&mut self, index: usize) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `modify` [INFO] [stderr] --> src/text_buffer.rs:71:12 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn modify(&mut self, index: usize, new_character: u8) -> Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stdin` [INFO] [stderr] --> src/lib.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | stdin: R, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/femto-52c43c75a0f64fb2 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/femto-89673805387214ad [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] [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] [stderr] Doc-tests femto [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" "5e096bef3e9549d5fb972c0e6d300f929080ea2a41c9a91a6ce4ec748aa3982f"` [INFO] running `"docker" "rm" "-f" "5e096bef3e9549d5fb972c0e6d300f929080ea2a41c9a91a6ce4ec748aa3982f"` [INFO] [stdout] 5e096bef3e9549d5fb972c0e6d300f929080ea2a41c9a91a6ce4ec748aa3982f