[INFO] cloning repository https://github.com/jroesch/mu [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jroesch/mu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjroesch%2Fmu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjroesch%2Fmu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 669e69f9c98ccf8426575404e00ad8290c97d0b1 [INFO] testing jroesch/mu against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjroesch%2Fmu" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jroesch/mu on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jroesch/mu [INFO] finished tweaking git repo https://github.com/jroesch/mu [INFO] tweaked toml for git repo https://github.com/jroesch/mu written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/jroesch/mu already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1c22e10f524b5c54402eaee5915b3eea3bf06b8beb0759e4d9601d44f3131e5 [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" "b1c22e10f524b5c54402eaee5915b3eea3bf06b8beb0759e4d9601d44f3131e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1c22e10f524b5c54402eaee5915b3eea3bf06b8beb0759e4d9601d44f3131e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1c22e10f524b5c54402eaee5915b3eea3bf06b8beb0759e4d9601d44f3131e5", kill_on_drop: false }` [INFO] [stdout] b1c22e10f524b5c54402eaee5915b3eea3bf06b8beb0759e4d9601d44f3131e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 993b8d712182de1fa6730570955a9617e642efc0df6ee6148a01d945fed8b6d5 [INFO] running `Command { std: "docker" "start" "-a" "993b8d712182de1fa6730570955a9617e642efc0df6ee6148a01d945fed8b6d5", kill_on_drop: false }` [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling rustc-serialize v0.3.21 [INFO] [stderr] Compiling lazy_static v0.2.2 [INFO] [stderr] Compiling topological-sort v0.0.7 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling toml v0.2.1 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling docopt v0.6.86 [INFO] [stderr] Compiling mu v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/mu/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/mu/lib.rs:18:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported [INFO] [stdout] --> src/bin/mu.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | #[derive(Debug, RustcDecodable)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `flag_version` [INFO] [stdout] --> src/bin/mu.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | flag_version: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.46s [INFO] running `Command { std: "docker" "inspect" "993b8d712182de1fa6730570955a9617e642efc0df6ee6148a01d945fed8b6d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "993b8d712182de1fa6730570955a9617e642efc0df6ee6148a01d945fed8b6d5", kill_on_drop: false }` [INFO] [stdout] 993b8d712182de1fa6730570955a9617e642efc0df6ee6148a01d945fed8b6d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ceac5e4580d8de75c95f193ddaadc8cd1b2e05a36a6404ea89485a86695926b [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" "9ceac5e4580d8de75c95f193ddaadc8cd1b2e05a36a6404ea89485a86695926b", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/mu/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/mu/lib.rs:18:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mu v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/mu/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command` [INFO] [stdout] --> src/mu/lib.rs:18:19 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.06s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9ceac5e4580d8de75c95f193ddaadc8cd1b2e05a36a6404ea89485a86695926b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ceac5e4580d8de75c95f193ddaadc8cd1b2e05a36a6404ea89485a86695926b", kill_on_drop: false }` [INFO] [stdout] 9ceac5e4580d8de75c95f193ddaadc8cd1b2e05a36a6404ea89485a86695926b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 688b4411d0cbf5a0c7feaac7c15a4c512f070d0c47a7f0bbc766caeb1779385e [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" "688b4411d0cbf5a0c7feaac7c15a4c512f070d0c47a7f0bbc766caeb1779385e", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::env` [INFO] [stderr] --> src/mu/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::env; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `command` [INFO] [stderr] --> src/mu/lib.rs:18:19 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn initialize(command: Command) -> Result<(), error::Error> { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mu` (lib) generated 2 warnings [INFO] [stderr] warning: `mu` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mu-d47c8063403ea404) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests mu [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "688b4411d0cbf5a0c7feaac7c15a4c512f070d0c47a7f0bbc766caeb1779385e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "688b4411d0cbf5a0c7feaac7c15a4c512f070d0c47a7f0bbc766caeb1779385e", kill_on_drop: false }` [INFO] [stdout] 688b4411d0cbf5a0c7feaac7c15a4c512f070d0c47a7f0bbc766caeb1779385e