[INFO] updating cached repository iseurie/dwmstatus [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/iseurie/dwmstatus [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/iseurie/dwmstatus" "work/ex/beta-1.38-1/sources/1.37.0/gh/iseurie/dwmstatus"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/iseurie/dwmstatus'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/iseurie/dwmstatus" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iseurie/dwmstatus"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iseurie/dwmstatus'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 372cd5c916db946efe0756ef6ce9d78118805197 [INFO] sha for GitHub repo iseurie/dwmstatus: 372cd5c916db946efe0756ef6ce9d78118805197 [INFO] validating manifest of iseurie/dwmstatus on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of iseurie/dwmstatus on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing iseurie/dwmstatus [INFO] finished frobbing iseurie/dwmstatus [INFO] frobbed toml for iseurie/dwmstatus written to work/ex/beta-1.38-1/sources/1.37.0/gh/iseurie/dwmstatus/Cargo.toml [INFO] started frobbing iseurie/dwmstatus [INFO] finished frobbing iseurie/dwmstatus [INFO] frobbed toml for iseurie/dwmstatus written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iseurie/dwmstatus/Cargo.toml [INFO] crate iseurie/dwmstatus already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing iseurie/dwmstatus against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iseurie/dwmstatus:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 4b2f883c2948a2fa8b0ac1f9f3d26fba080cc03569e0c5ac56116fccb5b3dd71 [INFO] running `"docker" "start" "-a" "4b2f883c2948a2fa8b0ac1f9f3d26fba080cc03569e0c5ac56116fccb5b3dd71"` [INFO] [stderr] Compiling x11-dl v2.15.0 [INFO] [stderr] Compiling metadeps v1.1.2 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling x11 v2.15.0 [INFO] [stderr] Compiling dwmstatus v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/stat/power.rs:1:19 [INFO] [stderr] | [INFO] [stderr] 1 | use ::std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `::std::io::prelude::*` [INFO] [stderr] --> src/write/cli.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use ::std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:14:18 [INFO] [stderr] | [INFO] [stderr] 14 | let stats: [&Status; 2] = [ &Power, &Time ]; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Status` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:19:22 [INFO] [stderr] | [INFO] [stderr] 19 | let writer: &mut WriteStatus; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn WriteStatus` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:40:26 [INFO] [stderr] | [INFO] [stderr] 40 | fn status_line(stats: &[&Status]) -> String { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Status` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/stat/power.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let mut ret = String::from("PW [") + &status[0..1]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `with_dpy` [INFO] [stderr] --> src/write/x11.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn with_dpy(name: &str) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/write/cli.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | self.writer.write(&[b'\r']); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/write/cli.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | self.writer.write(status.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.61s [INFO] running `"docker" "inspect" "4b2f883c2948a2fa8b0ac1f9f3d26fba080cc03569e0c5ac56116fccb5b3dd71"` [INFO] running `"docker" "rm" "-f" "4b2f883c2948a2fa8b0ac1f9f3d26fba080cc03569e0c5ac56116fccb5b3dd71"` [INFO] [stdout] 4b2f883c2948a2fa8b0ac1f9f3d26fba080cc03569e0c5ac56116fccb5b3dd71 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iseurie/dwmstatus:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 6b559418a662c44124e73a820a7b78edbc012f7efc0863cba982932d51bb63b6 [INFO] running `"docker" "start" "-a" "6b559418a662c44124e73a820a7b78edbc012f7efc0863cba982932d51bb63b6"` [INFO] [stderr] Compiling dwmstatus v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/stat/power.rs:1:19 [INFO] [stderr] | [INFO] [stderr] 1 | use ::std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `::std::io::prelude::*` [INFO] [stderr] --> src/write/cli.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use ::std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:14:18 [INFO] [stderr] | [INFO] [stderr] 14 | let stats: [&Status; 2] = [ &Power, &Time ]; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Status` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:19:22 [INFO] [stderr] | [INFO] [stderr] 19 | let writer: &mut WriteStatus; [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn WriteStatus` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:40:26 [INFO] [stderr] | [INFO] [stderr] 40 | fn status_line(stats: &[&Status]) -> String { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Status` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/stat/power.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let mut ret = String::from("PW [") + &status[0..1]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `with_dpy` [INFO] [stderr] --> src/write/x11.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn with_dpy(name: &str) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/write/cli.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | self.writer.write(&[b'\r']); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/write/cli.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | self.writer.write(status.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `"docker" "inspect" "6b559418a662c44124e73a820a7b78edbc012f7efc0863cba982932d51bb63b6"` [INFO] running `"docker" "rm" "-f" "6b559418a662c44124e73a820a7b78edbc012f7efc0863cba982932d51bb63b6"` [INFO] [stdout] 6b559418a662c44124e73a820a7b78edbc012f7efc0863cba982932d51bb63b6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iseurie/dwmstatus:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 6b883369333384c9fc856e1d205df8ff7121b457ab2654467c66897924dcf2fa [INFO] running `"docker" "start" "-a" "6b883369333384c9fc856e1d205df8ff7121b457ab2654467c66897924dcf2fa"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/crater/target/debug/deps/dwmstatus-6d61e8b4d216e069 [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 `"docker" "inspect" "6b883369333384c9fc856e1d205df8ff7121b457ab2654467c66897924dcf2fa"` [INFO] running `"docker" "rm" "-f" "6b883369333384c9fc856e1d205df8ff7121b457ab2654467c66897924dcf2fa"` [INFO] [stdout] 6b883369333384c9fc856e1d205df8ff7121b457ab2654467c66897924dcf2fa