[INFO] fetching crate ferrite-session 0.2.0... [INFO] testing ferrite-session-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate ferrite-session 0.2.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate ferrite-session 0.2.0 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 crates.io crate ferrite-session 0.2.0 [INFO] finished tweaking crates.io crate ferrite-session 0.2.0 [INFO] tweaked toml for crates.io crate ferrite-session 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 830fe38b741faa0a8573f4b02d571d4b4d686806df5d15985c94a36095c9fd06 [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" "830fe38b741faa0a8573f4b02d571d4b4d686806df5d15985c94a36095c9fd06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "830fe38b741faa0a8573f4b02d571d4b4d686806df5d15985c94a36095c9fd06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "830fe38b741faa0a8573f4b02d571d4b4d686806df5d15985c94a36095c9fd06", kill_on_drop: false }` [INFO] [stdout] 830fe38b741faa0a8573f4b02d571d4b4d686806df5d15985c94a36095c9fd06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] fa9b0a9888409449a01e6e15e0e318ae79aad7cd4a639e596aa6bb563610c832 [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" "fa9b0a9888409449a01e6e15e0e318ae79aad7cd4a639e596aa6bb563610c832", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling ppv-lite86 v0.2.15 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling smallvec v1.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling lock_api v0.4.5 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling tokio-macros v1.6.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling tokio v1.14.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling crossbeam-channel v0.4.4 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling ipc-channel v0.15.0 [INFO] [stderr] Compiling ferrite-session v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/internal/functional/row/utils.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 39 | match row1.get_sum() {} [INFO] [stdout] | ^^^^^^--------------^^^ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] note: this expression has type `row::structs::Bottom`, which is uninhabited [INFO] [stdout] --> src/internal/functional/row/utils.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | match row1.get_sum() {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.50s [INFO] running `Command { std: "docker" "inspect" "fa9b0a9888409449a01e6e15e0e318ae79aad7cd4a639e596aa6bb563610c832", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa9b0a9888409449a01e6e15e0e318ae79aad7cd4a639e596aa6bb563610c832", kill_on_drop: false }` [INFO] [stdout] fa9b0a9888409449a01e6e15e0e318ae79aad7cd4a639e596aa6bb563610c832 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18e5a0fc406640899cf0c66a67196fab375d06c6feaa0300a669e449a5249639 [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" "18e5a0fc406640899cf0c66a67196fab375d06c6feaa0300a669e449a5249639", kill_on_drop: false }` [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/internal/functional/row/utils.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 39 | match row1.get_sum() {} [INFO] [stdout] | ^^^^^^--------------^^^ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] note: this expression has type `row::structs::Bottom`, which is uninhabited [INFO] [stdout] --> src/internal/functional/row/utils.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | match row1.get_sum() {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ferrite-session v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/internal/functional/row/utils.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 39 | match row1.get_sum() {} [INFO] [stdout] | ^^^^^^--------------^^^ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] note: this expression has type `row::structs::Bottom`, which is uninhabited [INFO] [stdout] --> src/internal/functional/row/utils.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | match row1.get_sum() {} [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.49s [INFO] running `Command { std: "docker" "inspect" "18e5a0fc406640899cf0c66a67196fab375d06c6feaa0300a669e449a5249639", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18e5a0fc406640899cf0c66a67196fab375d06c6feaa0300a669e449a5249639", kill_on_drop: false }` [INFO] [stdout] 18e5a0fc406640899cf0c66a67196fab375d06c6feaa0300a669e449a5249639 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "test" "--frozen", 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] 39b10e4c6bd6d1a2d5350ea6c67be730303c9d319244a957f0bf68f7a84a9961 [INFO] running `Command { std: "docker" "start" "-a" "39b10e4c6bd6d1a2d5350ea6c67be730303c9d319244a957f0bf68f7a84a9961", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unreachable expression [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/internal/functional/row/utils.rs:39:3 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 39 | match row1.get_sum() {} [INFO] [stdout] [INFO] [stderr] | ^^^^^^--------------^^^ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] note: this expression has type `row::structs::Bottom`, which is uninhabited [INFO] [stderr] --> src/internal/functional/row/utils.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | match row1.get_sum() {} [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ferrite-session` (lib) generated 1 warning [INFO] [stderr] warning: `ferrite-session` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ferrite_session-9ad45b437748b851) [INFO] [stderr] Doc-tests ferrite-session [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" "39b10e4c6bd6d1a2d5350ea6c67be730303c9d319244a957f0bf68f7a84a9961", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39b10e4c6bd6d1a2d5350ea6c67be730303c9d319244a957f0bf68f7a84a9961", kill_on_drop: false }` [INFO] [stdout] 39b10e4c6bd6d1a2d5350ea6c67be730303c9d319244a957f0bf68f7a84a9961