[INFO] cloning repository https://github.com/wisechengyi/rust_tar_repro [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wisechengyi/rust_tar_repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisechengyi%2Frust_tar_repro", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisechengyi%2Frust_tar_repro'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b724825429f3ebb16d1e879dab39885a92173148 [INFO] testing wisechengyi/rust_tar_repro against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwisechengyi%2Frust_tar_repro" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wisechengyi/rust_tar_repro on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-7/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 09b9a40ed7079d484b7ee875bd035196617cf95cb0248f398b09155479abfb8c [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" "09b9a40ed7079d484b7ee875bd035196617cf95cb0248f398b09155479abfb8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09b9a40ed7079d484b7ee875bd035196617cf95cb0248f398b09155479abfb8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09b9a40ed7079d484b7ee875bd035196617cf95cb0248f398b09155479abfb8c", kill_on_drop: false }` [INFO] [stdout] 09b9a40ed7079d484b7ee875bd035196617cf95cb0248f398b09155479abfb8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4bab6fe3e0a561347532a89f44a0d996b88d379b7de8d2c39202323284a82232 [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" "4bab6fe3e0a561347532a89f44a0d996b88d379b7de8d2c39202323284a82232", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Compiling miniz-sys v0.1.11 [INFO] [stderr] Compiling filetime v0.2.3 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling tar v0.4.19 [INFO] [stderr] Compiling flate2 v1.0.4 [INFO] [stderr] Compiling tar_api v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tar_api.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 29 | tar.finish(); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `value_t` [INFO] [stdout] --> src/main.rs:5:34 [INFO] [stdout] | [INFO] [stdout] 5 | use clap::{App, Arg, SubCommand, value_t}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Path` [INFO] [stdout] --> src/main.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub_matches` [INFO] [stdout] --> src/main.rs:47:15 [INFO] [stdout] | [INFO] [stdout] 47 | if let Some(sub_matches) = matches.subcommand_matches("tar") { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_matches` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.23s [INFO] running `Command { std: "docker" "inspect" "4bab6fe3e0a561347532a89f44a0d996b88d379b7de8d2c39202323284a82232", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bab6fe3e0a561347532a89f44a0d996b88d379b7de8d2c39202323284a82232", kill_on_drop: false }` [INFO] [stdout] 4bab6fe3e0a561347532a89f44a0d996b88d379b7de8d2c39202323284a82232 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6ba7b91e32d5175f5bdc4cabfc89298d693d7c3470a46120bba1d5993e6820d [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" "f6ba7b91e32d5175f5bdc4cabfc89298d693d7c3470a46120bba1d5993e6820d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tar_api.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 29 | tar.finish(); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tar_api v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `value_t` [INFO] [stdout] --> src/main.rs:5:34 [INFO] [stdout] | [INFO] [stdout] 5 | use clap::{App, Arg, SubCommand, value_t}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Path` [INFO] [stdout] --> src/main.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sub_matches` [INFO] [stdout] --> src/main.rs:47:15 [INFO] [stdout] | [INFO] [stdout] 47 | if let Some(sub_matches) = matches.subcommand_matches("tar") { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sub_matches` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tar_api.rs:29:3 [INFO] [stdout] | [INFO] [stdout] 29 | tar.finish(); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 24.28s [INFO] running `Command { std: "docker" "inspect" "f6ba7b91e32d5175f5bdc4cabfc89298d693d7c3470a46120bba1d5993e6820d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6ba7b91e32d5175f5bdc4cabfc89298d693d7c3470a46120bba1d5993e6820d", kill_on_drop: false }` [INFO] [stdout] f6ba7b91e32d5175f5bdc4cabfc89298d693d7c3470a46120bba1d5993e6820d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a925f521b97c27de7dfbd442be3f75e4efcbcd94211377cc3d37fda748aa0ae6 [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" "a925f521b97c27de7dfbd442be3f75e4efcbcd94211377cc3d37fda748aa0ae6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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 2.49s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tar_api-aea4ba4b69c30b74 [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] Running /opt/rustwide/target/debug/deps/rust_tar-03c95161e0af60c7 [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 tar_api [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" "a925f521b97c27de7dfbd442be3f75e4efcbcd94211377cc3d37fda748aa0ae6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a925f521b97c27de7dfbd442be3f75e4efcbcd94211377cc3d37fda748aa0ae6", kill_on_drop: false }` [INFO] [stdout] a925f521b97c27de7dfbd442be3f75e4efcbcd94211377cc3d37fda748aa0ae6