[INFO] fetching crate serial 0.4.0... [INFO] testing serial-0.4.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate serial 0.4.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate serial 0.4.0 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate serial 0.4.0 [INFO] removed path dependency serial-core from crates.io crate serial 0.4.0 [INFO] removed path dependency serial-unix from crates.io crate serial 0.4.0 [INFO] removed path dependency serial-windows from crates.io crate serial 0.4.0 [INFO] finished tweaking crates.io crate serial 0.4.0 [INFO] tweaked toml for crates.io crate serial 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3d93f05bc73d7bcbf0a679f326f9839430a2ed8445b353bea2094e69941c369 [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" "a3d93f05bc73d7bcbf0a679f326f9839430a2ed8445b353bea2094e69941c369", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3d93f05bc73d7bcbf0a679f326f9839430a2ed8445b353bea2094e69941c369", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3d93f05bc73d7bcbf0a679f326f9839430a2ed8445b353bea2094e69941c369", kill_on_drop: false }` [INFO] [stdout] a3d93f05bc73d7bcbf0a679f326f9839430a2ed8445b353bea2094e69941c369 [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=warn" "-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" "+beta-2021-01-01" "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] a7111f45ac5200593ac2031488b45f978cb6213fb868e1a3552afad253059f33 [INFO] running `Command { std: "docker" "start" "-a" "a7111f45ac5200593ac2031488b45f978cb6213fb868e1a3552afad253059f33", kill_on_drop: false }` [INFO] [stderr] Compiling serial v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.31s [INFO] running `Command { std: "docker" "inspect" "a7111f45ac5200593ac2031488b45f978cb6213fb868e1a3552afad253059f33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7111f45ac5200593ac2031488b45f978cb6213fb868e1a3552afad253059f33", kill_on_drop: false }` [INFO] [stdout] a7111f45ac5200593ac2031488b45f978cb6213fb868e1a3552afad253059f33 [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=warn" "-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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7822e2a8840b4644a816f575d552073041866d4b689f27b9358c79e3d6ac1a43 [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" "7822e2a8840b4644a816f575d552073041866d4b689f27b9358c79e3d6ac1a43", kill_on_drop: false }` [INFO] [stderr] Compiling serial v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | try!(port.configure(&SETTINGS)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | try!(port.set_timeout(Duration::from_millis(100))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | try!(port.set_rts(false)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | try!(port.set_dtr(false)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | try!(port.set_rts(rts)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | try!(port.set_dtr(dtr)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:51:18 [INFO] [stdout] | [INFO] [stdout] 51 | try!(port.read_cts()), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:52:18 [INFO] [stdout] | [INFO] [stdout] 52 | try!(port.read_dsr()), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:53:18 [INFO] [stdout] | [INFO] [stdout] 53 | try!(port.read_ri()), [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/probe_pins.rs:54:18 [INFO] [stdout] | [INFO] [stdout] 54 | try!(port.read_cd())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/read_write.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | try!(port.configure(&SETTINGS)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/read_write.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | try!(port.set_timeout(Duration::from_secs(1))); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/read_write.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | try!(port.write(&buf[..])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> examples/read_write.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | try!(port.read(&mut buf[..])); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> examples/read_write.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.01s [INFO] running `Command { std: "docker" "inspect" "7822e2a8840b4644a816f575d552073041866d4b689f27b9358c79e3d6ac1a43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7822e2a8840b4644a816f575d552073041866d4b689f27b9358c79e3d6ac1a43", kill_on_drop: false }` [INFO] [stdout] 7822e2a8840b4644a816f575d552073041866d4b689f27b9358c79e3d6ac1a43 [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=warn" "-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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4a86502927f16facd7e89188d4d8da322729171b52562af891e9a732f0ae4f9c [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" "4a86502927f16facd7e89188d4d8da322729171b52562af891e9a732f0ae4f9c", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/read_write.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | try!(port.configure(&SETTINGS)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/read_write.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | try!(port.set_timeout(Duration::from_secs(1))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/read_write.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | try!(port.write(&buf[..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/read_write.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | try!(port.read(&mut buf[..])); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> examples/read_write.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:26:5 [INFO] [stderr] | [INFO] [stderr] 26 | try!(port.configure(&SETTINGS)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | try!(port.set_timeout(Duration::from_millis(100))); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | try!(port.set_rts(false)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | try!(port.set_dtr(false)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | try!(port.set_rts(rts)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | try!(port.set_dtr(dtr)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:51:18 [INFO] [stderr] | [INFO] [stderr] 51 | try!(port.read_cts()), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:52:18 [INFO] [stderr] | [INFO] [stderr] 52 | try!(port.read_dsr()), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:53:18 [INFO] [stderr] | [INFO] [stderr] 53 | try!(port.read_ri()), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> examples/probe_pins.rs:54:18 [INFO] [stderr] | [INFO] [stderr] 54 | try!(port.read_cd())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/serial-f6eeef5c9ea5152d [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 serial [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - open (line 50) ... ok [INFO] [stdout] test src/lib.rs - open (line 57) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4a86502927f16facd7e89188d4d8da322729171b52562af891e9a732f0ae4f9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a86502927f16facd7e89188d4d8da322729171b52562af891e9a732f0ae4f9c", kill_on_drop: false }` [INFO] [stdout] 4a86502927f16facd7e89188d4d8da322729171b52562af891e9a732f0ae4f9c