[INFO] crate bus_writer 0.1.2 is already in cache [INFO] extracting crate bus_writer 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/bus_writer/0.1.2 [INFO] extracting crate bus_writer 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bus_writer/0.1.2 [INFO] validating manifest of bus_writer-0.1.2 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 bus_writer-0.1.2 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 bus_writer-0.1.2 [INFO] finished frobbing bus_writer-0.1.2 [INFO] frobbed toml for bus_writer-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/bus_writer/0.1.2/Cargo.toml [INFO] started frobbing bus_writer-0.1.2 [INFO] finished frobbing bus_writer-0.1.2 [INFO] frobbed toml for bus_writer-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bus_writer/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing bus_writer-0.1.2 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bus_writer/0.1.2:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 055f95d6976bda090a79c48fc6fb8157ee7c5500f19b7a47eac0bcc7e88bb154 [INFO] running `"docker" "start" "-a" "055f95d6976bda090a79c48fc6fb8157ee7c5500f19b7a47eac0bcc7e88bb154"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling atomic-option v0.1.2 [INFO] [stderr] Compiling parking_lot_core v0.5.0 [INFO] [stderr] Compiling bus v2.2.2 [INFO] [stderr] Compiling bus_writer v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/writer.rs:100:22 [INFO] [stderr] | [INFO] [stderr] 100 | for (id, mut device) in destinations.into_iter().enumerate() { [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: variable does not need to be mutable [INFO] [stderr] --> src/verifier.rs:100:22 [INFO] [stderr] | [INFO] [stderr] 100 | for (id, mut device) in destinations.into_iter().enumerate() { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.20s [INFO] running `"docker" "inspect" "055f95d6976bda090a79c48fc6fb8157ee7c5500f19b7a47eac0bcc7e88bb154"` [INFO] running `"docker" "rm" "-f" "055f95d6976bda090a79c48fc6fb8157ee7c5500f19b7a47eac0bcc7e88bb154"` [INFO] [stdout] 055f95d6976bda090a79c48fc6fb8157ee7c5500f19b7a47eac0bcc7e88bb154 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bus_writer/0.1.2:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 4d3e9a30ad0745cc37a55d25d1598b78ffdd50a4f742b8c049e7367fddc8f485 [INFO] running `"docker" "start" "-a" "4d3e9a30ad0745cc37a55d25d1598b78ffdd50a4f742b8c049e7367fddc8f485"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Compiling bus_writer v0.1.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `BufReader` [INFO] [stderr] --> examples/simple.rs:4:15 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::{BufReader, Cursor, Read}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `File` [INFO] [stderr] --> examples/simple.rs:5:21 [INFO] [stderr] | [INFO] [stderr] 5 | use std::fs::{self, File}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> examples/simple.rs:4:34 [INFO] [stderr] | [INFO] [stderr] 4 | use std::io::{BufReader, Cursor, Read}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/writer.rs:100:22 [INFO] [stderr] | [INFO] [stderr] 100 | for (id, mut device) in destinations.into_iter().enumerate() { [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: variable does not need to be mutable [INFO] [stderr] --> src/verifier.rs:100:22 [INFO] [stderr] | [INFO] [stderr] 100 | for (id, mut device) in destinations.into_iter().enumerate() { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.48s [INFO] running `"docker" "inspect" "4d3e9a30ad0745cc37a55d25d1598b78ffdd50a4f742b8c049e7367fddc8f485"` [INFO] running `"docker" "rm" "-f" "4d3e9a30ad0745cc37a55d25d1598b78ffdd50a4f742b8c049e7367fddc8f485"` [INFO] [stdout] 4d3e9a30ad0745cc37a55d25d1598b78ffdd50a4f742b8c049e7367fddc8f485 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bus_writer/0.1.2:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] c5408b9c1d4aaa72bd02ab282678aa6f76543bb545bf3455fcc38266e1e9bad0 [INFO] running `"docker" "start" "-a" "c5408b9c1d4aaa72bd02ab282678aa6f76543bb545bf3455fcc38266e1e9bad0"` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/bus_writer-e1011b2b848a7b2a [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] [stderr] Running /opt/crater/target/debug/deps/writer-02eed0d16efa935e [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] /tmp/b: 524288 bytes written [INFO] [stdout] /tmp/a: 524288 bytes written [INFO] [stdout] /tmp/f: 524288 bytes written [INFO] [stdout] /tmp/f: 1048576 bytes written [INFO] [stdout] /tmp/h: 524288 bytes written [INFO] [stdout] /tmp/d: 524288 bytes written [INFO] [stdout] /tmp/h: 1048576 bytes written [INFO] [stdout] /tmp/h: Completed [INFO] [stdout] /tmp/d: 1048576 bytes written [INFO] [stdout] /tmp/d: Completed [INFO] [stdout] /tmp/b: 1048576 bytes written [INFO] [stdout] /tmp/b: Completed [INFO] [stdout] /tmp/e: 524288 bytes written [INFO] [stdout] /tmp/f: Completed [INFO] [stdout] /tmp/c: 524288 bytes written [INFO] [stdout] /tmp/e: 1048576 bytes written [INFO] [stdout] /tmp/e: Completed [INFO] [stdout] /tmp/c: 1048576 bytes written [INFO] [stdout] /tmp/c: Completed [INFO] [stdout] /tmp/a: 1048576 bytes written [INFO] [stdout] /tmp/a: Completed [INFO] [stdout] /tmp/g: 524288 bytes written [INFO] [stdout] /tmp/g: 1048576 bytes written [INFO] [stdout] /tmp/g: Completed [INFO] [stdout] /tmp/g: 524288 bytes verified [INFO] [stdout] /tmp/g: 1572864 bytes verified [INFO] [stdout] /tmp/d: 524288 bytes verified [INFO] [stdout] /tmp/d: 1572864 bytes verified [INFO] [stdout] /tmp/h: 524288 bytes verified [INFO] [stdout] /tmp/f: 524288 bytes verified [INFO] [stdout] /tmp/h: 1572864 bytes verified [INFO] [stdout] /tmp/f: 1572864 bytes verified [INFO] [stdout] /tmp/e: 524288 bytes verified [INFO] [stdout] /tmp/e: 1572864 bytes verified [INFO] [stdout] /tmp/e: Validated [INFO] [stdout] /tmp/b: 524288 bytes verified [INFO] [stdout] /tmp/f: Validated [INFO] [stdout] /tmp/b: 1572864 bytes verified [INFO] [stdout] /tmp/b: Validated [INFO] [stdout] /tmp/h: Validated [INFO] [stdout] /tmp/d: Validated [INFO] [stdout] /tmp/g: Validated [INFO] [stdout] /tmp/a: 524288 bytes verified [INFO] [stdout] /tmp/a: 1572864 bytes verified [INFO] [stdout] /tmp/a: Validated [INFO] [stdout] /tmp/c: 524288 bytes verified [INFO] [stdout] /tmp/c: 1572864 bytes verified [INFO] [stdout] /tmp/c: Validated [INFO] [stdout] test eight_local_files ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests bus_writer [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" "c5408b9c1d4aaa72bd02ab282678aa6f76543bb545bf3455fcc38266e1e9bad0"` [INFO] running `"docker" "rm" "-f" "c5408b9c1d4aaa72bd02ab282678aa6f76543bb545bf3455fcc38266e1e9bad0"` [INFO] [stdout] c5408b9c1d4aaa72bd02ab282678aa6f76543bb545bf3455fcc38266e1e9bad0