[INFO] cloning repository https://github.com/KillingSpark/sessionman [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KillingSpark/sessionman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKillingSpark%2Fsessionman", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKillingSpark%2Fsessionman'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c2d729ee9522a667eb37d990572d836f38439433 [INFO] testing KillingSpark/sessionman against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKillingSpark%2Fsessionman" "/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/KillingSpark/sessionman on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/KillingSpark/sessionman [INFO] finished tweaking git repo https://github.com/KillingSpark/sessionman [INFO] tweaked toml for git repo https://github.com/KillingSpark/sessionman written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/KillingSpark/sessionman already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded acl-sys v1.2.2 [INFO] [stderr] Downloaded acl-rs v0.1.0 [INFO] [stderr] Downloaded rustbus v0.3.2 [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" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24bb2d8b96f33447e6aca4138187c01c54e8c5880e7c7e3034b2278b528415ef [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" "24bb2d8b96f33447e6aca4138187c01c54e8c5880e7c7e3034b2278b528415ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24bb2d8b96f33447e6aca4138187c01c54e8c5880e7c7e3034b2278b528415ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24bb2d8b96f33447e6aca4138187c01c54e8c5880e7c7e3034b2278b528415ef", kill_on_drop: false }` [INFO] [stdout] 24bb2d8b96f33447e6aca4138187c01c54e8c5880e7c7e3034b2278b528415ef [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" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c346a3ce6dd521811d8f4b5906c227ad178317fb7e36dba87c6d207e5d7ef44 [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" "7c346a3ce6dd521811d8f4b5906c227ad178317fb7e36dba87c6d207e5d7ef44", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling nix v0.16.1 [INFO] [stderr] Compiling acl-sys v1.2.2 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling rustbus v0.3.2 [INFO] [stderr] Compiling acl-rs v0.1.0 [INFO] [stderr] Compiling sessionman v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 13 | return; [INFO] [stdout] | ------ any code following this expression is unreachable [INFO] [stdout] 14 | [INFO] [stdout] 15 | let mut sesman = session::SessionManager::new().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `session_id` [INFO] [stdout] --> src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let session_id = sesman [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_session_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FREEZE_FILE_NAME` [INFO] [stdout] --> src/cgroupv2.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | const FREEZE_FILE_NAME: &'static str = "cgroup.freeze"; [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: `freeze` [INFO] [stdout] --> src/cgroupv2.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn freeze(&mut self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `thaw` [INFO] [stdout] --> src/cgroupv2.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | pub fn thaw(&mut self) -> Result<(), Error> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `IoError` [INFO] [stdout] --> src/seat.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | IoError(std::io::Error), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/session.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | name: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cgroup` [INFO] [stdout] --> src/session.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | cgroup: cgroupv2::Cgroup, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/session.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | self.session_aquire_seat(&session_id, &"seat0".into()); [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 `Result` that must be used [INFO] [stdout] --> src/session.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | self.session_leave_seat(session_id, &seat_id); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.sessionman.8555b8fb-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104.4tp57lnt3dkdoax7.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librustbus-5db41af7f61616b6.rlib" "/opt/rustwide/target/debug/deps/libnix-a111c8ef6b5bd778.rlib" "/opt/rustwide/target/debug/deps/libacl_rs-d38fae623fd0d632.rlib" "/opt/rustwide/target/debug/deps/libnix-cf25f6b0277f1ae3.rlib" "/opt/rustwide/target/debug/deps/libvoid-908b01a274af8ae5.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-81c3651d70dd4895.rlib" "/opt/rustwide/target/debug/deps/libbitflags-6d05264d59b50f7f.rlib" "/opt/rustwide/target/debug/deps/libacl_sys-41af6fe60b330f2a.rlib" "/opt/rustwide/target/debug/deps/liblibc-245b1dbbd1fa77fe.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7387d118fba15d64.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-dd8bf3fda2fc2c51.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-b69fd8507c8409af.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-2dff396b99681a6b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a78bd5aa183c7115.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-846c64d5a2fbc5ee.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-24c09062b6dc787b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ce93f351ca41a57b.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-e42af02528f038fc.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-514cb174319eb6d4.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-37c1534c42bc4f8c.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-06d0f7780fda2fd9.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-4228e28a8f7a03ba.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-88bb1ba4dd271224.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-0b5a376b429677a6.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-eecefd843a0dbc02.rlib" "-Wl,-Bdynamic" "-lacl" "-lutil" "-ldl" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/8262275854dc0e5381c9d42d56257d94932c5a87/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/sessionman-242089a57d711104" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: cannot find -lacl [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sessionman` due to 2 previous errors; 10 warnings emitted [INFO] [stdout] error: aborting due to previous error; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "7c346a3ce6dd521811d8f4b5906c227ad178317fb7e36dba87c6d207e5d7ef44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c346a3ce6dd521811d8f4b5906c227ad178317fb7e36dba87c6d207e5d7ef44", kill_on_drop: false }` [INFO] [stdout] 7c346a3ce6dd521811d8f4b5906c227ad178317fb7e36dba87c6d207e5d7ef44