[INFO] updating cached repository https://github.com/wisechengyi/rust_tar_repro [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] b724825429f3ebb16d1e879dab39885a92173148 [INFO] testing wisechengyi/rust_tar_repro against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisechengyi%2Frust_tar_repro" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wisechengyi/rust_tar_repro on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/wisechengyi/rust_tar_repro [INFO] finished tweaking git repo https://github.com/wisechengyi/rust_tar_repro [INFO] tweaked toml for git repo https://github.com/wisechengyi/rust_tar_repro written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/wisechengyi/rust_tar_repro already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 3dd41e7d2d750f36788d49db15ce3fefbcbbd6bfb0823d3f062ef77c0ed23199 [INFO] running `"docker" "start" "-a" "3dd41e7d2d750f36788d49db15ce3fefbcbbd6bfb0823d3f062ef77c0ed23199"` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Compiling filetime v0.2.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling tar v0.4.19 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Compiling flate2 v1.0.4 [INFO] [stderr] Compiling tar_api v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/tar_api.rs:29:3 [INFO] [stderr] | [INFO] [stderr] 29 | tar.finish(); [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `value_t` [INFO] [stderr] --> src/main.rs:5:34 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{App, Arg, SubCommand, value_t}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/main.rs:6:17 [INFO] [stderr] | [INFO] [stderr] 6 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sub_matches` [INFO] [stderr] --> src/main.rs:47:15 [INFO] [stderr] | [INFO] [stderr] 47 | if let Some(sub_matches) = matches.subcommand_matches("tar") { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.22s [INFO] running `"docker" "inspect" "3dd41e7d2d750f36788d49db15ce3fefbcbbd6bfb0823d3f062ef77c0ed23199"` [INFO] running `"docker" "rm" "-f" "3dd41e7d2d750f36788d49db15ce3fefbcbbd6bfb0823d3f062ef77c0ed23199"` [INFO] [stdout] 3dd41e7d2d750f36788d49db15ce3fefbcbbd6bfb0823d3f062ef77c0ed23199 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 2048ef2e321a0ca459d6799169e9f561f661c73803f087a1fdbe90fe823118b8 [INFO] running `"docker" "start" "-a" "2048ef2e321a0ca459d6799169e9f561f661c73803f087a1fdbe90fe823118b8"` [INFO] [stderr] Compiling tar_api v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/tar_api.rs:29:3 [INFO] [stderr] | [INFO] [stderr] 29 | tar.finish(); [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `value_t` [INFO] [stderr] --> src/main.rs:5:34 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{App, Arg, SubCommand, value_t}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/main.rs:6:17 [INFO] [stderr] | [INFO] [stderr] 6 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sub_matches` [INFO] [stderr] --> src/main.rs:47:15 [INFO] [stderr] | [INFO] [stderr] 47 | if let Some(sub_matches) = matches.subcommand_matches("tar") { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/tar_api.rs:29:3 [INFO] [stderr] | [INFO] [stderr] 29 | tar.finish(); [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `"docker" "inspect" "2048ef2e321a0ca459d6799169e9f561f661c73803f087a1fdbe90fe823118b8"` [INFO] running `"docker" "rm" "-f" "2048ef2e321a0ca459d6799169e9f561f661c73803f087a1fdbe90fe823118b8"` [INFO] [stdout] 2048ef2e321a0ca459d6799169e9f561f661c73803f087a1fdbe90fe823118b8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] e95db2f45b579fc54e8aa13dca8efe6c64ffe365ba099cc9bd6f269efa70dc59 [INFO] running `"docker" "start" "-a" "e95db2f45b579fc54e8aa13dca8efe6c64ffe365ba099cc9bd6f269efa70dc59"` [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/tar_api.rs:29:3 [INFO] [stderr] | [INFO] [stderr] 29 | tar.finish(); [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/tar_api.rs:29:3 [INFO] [stderr] | [INFO] [stderr] 29 | tar.finish(); [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `value_t` [INFO] [stderr] --> src/main.rs:5:34 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{App, Arg, SubCommand, value_t}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/main.rs:6:17 [INFO] [stderr] | [INFO] [stderr] 6 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sub_matches` [INFO] [stderr] --> src/main.rs:47:15 [INFO] [stderr] | [INFO] [stderr] 47 | if let Some(sub_matches) = matches.subcommand_matches("tar") { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tar_api-0ce848979a95092f [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] [stderr] Running /opt/rustwide/target/debug/deps/rust_tar-ae7563abdab352a1 [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests tar_api [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] running `"docker" "inspect" "e95db2f45b579fc54e8aa13dca8efe6c64ffe365ba099cc9bd6f269efa70dc59"` [INFO] running `"docker" "rm" "-f" "e95db2f45b579fc54e8aa13dca8efe6c64ffe365ba099cc9bd6f269efa70dc59"` [INFO] [stdout] e95db2f45b579fc54e8aa13dca8efe6c64ffe365ba099cc9bd6f269efa70dc59