[INFO] cloning repository https://github.com/zidoshare/simple-log-viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zidoshare/simple-log-viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzidoshare%2Fsimple-log-viewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzidoshare%2Fsimple-log-viewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17cb38eb00a9d6b192f9d04ec2b7f6afff714ebe
[INFO] testing zidoshare/simple-log-viewer against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzidoshare%2Fsimple-log-viewer" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zidoshare/simple-log-viewer on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zidoshare/simple-log-viewer
[INFO] finished tweaking git repo https://github.com/zidoshare/simple-log-viewer
[INFO] tweaked toml for git repo https://github.com/zidoshare/simple-log-viewer written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/zidoshare/simple-log-viewer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80dede25d0075e54a6f8d84c53a4cdca17ba2e9a974ca5b260018e058f6ade00
[INFO] running `Command { std: "docker" "start" "-a" "80dede25d0075e54a6f8d84c53a4cdca17ba2e9a974ca5b260018e058f6ade00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80dede25d0075e54a6f8d84c53a4cdca17ba2e9a974ca5b260018e058f6ade00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80dede25d0075e54a6f8d84c53a4cdca17ba2e9a974ca5b260018e058f6ade00", kill_on_drop: false }`
[INFO] [stdout] 80dede25d0075e54a6f8d84c53a4cdca17ba2e9a974ca5b260018e058f6ade00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2820195ce4bc30dc46759892b5cac3e463a02ceccca51d49184895caf9eb5207
[INFO] running `Command { std: "docker" "start" "-a" "2820195ce4bc30dc46759892b5cac3e463a02ceccca51d49184895caf9eb5207", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling slv_core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: struct is never constructed: `RegexMatcher`
[INFO] [stdout]   --> core/src/fr.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct RegexMatcher {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]   --> core/src/fr.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     buf: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]   --> core/src/fr.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     file: File,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustyline v7.0.0
[INFO] [stderr]    Compiling slv v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stdout] warning: unused import: `Completer`
[INFO] [stdout]  --> cli/src/readline.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustyline::completion::{Completer, FilenameCompleter};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_readline`
[INFO] [stdout]  --> cli/src/main.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn create_readline() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `RLHelper`
[INFO] [stdout]  --> cli/src/readline.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RLHelper {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LineHighligter`
[INFO] [stdout]  --> cli/src/readline.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct LineHighligter {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "2820195ce4bc30dc46759892b5cac3e463a02ceccca51d49184895caf9eb5207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2820195ce4bc30dc46759892b5cac3e463a02ceccca51d49184895caf9eb5207", kill_on_drop: false }`
[INFO] [stdout] 2820195ce4bc30dc46759892b5cac3e463a02ceccca51d49184895caf9eb5207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b6a056d3fd6d57cc96d9dccb31cae05f1ee1747ac2d2f34a0c183fb7d5068ff
[INFO] running `Command { std: "docker" "start" "-a" "1b6a056d3fd6d57cc96d9dccb31cae05f1ee1747ac2d2f34a0c183fb7d5068ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stdout] warning: struct is never constructed: `RegexMatcher`
[INFO] [stdout]   --> core/src/fr.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct RegexMatcher {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]   --> core/src/fr.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     buf: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]   --> core/src/fr.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     file: File,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slv v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stdout] warning: unused import: `Completer`
[INFO] [stdout]  --> cli/src/readline.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rustyline::completion::{Completer, FilenameCompleter};
[INFO] [stdout]   |                             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `create_readline`
[INFO] [stdout]  --> cli/src/main.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn create_readline() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `RLHelper`
[INFO] [stdout]  --> cli/src/readline.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct RLHelper {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LineHighligter`
[INFO] [stdout]  --> cli/src/readline.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | struct LineHighligter {}
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling slv_core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: struct is never constructed: `RegexMatcher`
[INFO] [stdout]   --> core/src/fr.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct RegexMatcher {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]   --> core/src/fr.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     buf: &'a [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file`
[INFO] [stdout]   --> core/src/fr.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     file: File,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.07s
[INFO] running `Command { std: "docker" "inspect" "1b6a056d3fd6d57cc96d9dccb31cae05f1ee1747ac2d2f34a0c183fb7d5068ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6a056d3fd6d57cc96d9dccb31cae05f1ee1747ac2d2f34a0c183fb7d5068ff", kill_on_drop: false }`
[INFO] [stdout] 1b6a056d3fd6d57cc96d9dccb31cae05f1ee1747ac2d2f34a0c183fb7d5068ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dab8234a46cd6f28cae62251148c09e04fc44dca60c7a92d6651c4481b7285e8
[INFO] running `Command { std: "docker" "start" "-a" "dab8234a46cd6f28cae62251148c09e04fc44dca60c7a92d6651c4481b7285e8", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `RegexMatcher`
[INFO] [stderr]   --> core/src/fr.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | struct RegexMatcher {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buf`
[INFO] [stderr]   --> core/src/fr.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     buf: &'a [u8],
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file`
[INFO] [stderr]   --> core/src/fr.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     file: File,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `slv_core` (lib) generated 3 warnings
[INFO] [stderr] warning: unused import: `Completer`
[INFO] [stderr]  --> cli/src/readline.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rustyline::completion::{Completer, FilenameCompleter};
[INFO] [stderr]   |                             ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_readline`
[INFO] [stderr]  --> cli/src/main.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn create_readline() {}
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RLHelper`
[INFO] [stderr]  --> cli/src/readline.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct RLHelper {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LineHighligter`
[INFO] [stderr]  --> cli/src/readline.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | struct LineHighligter {}
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `slv` (bin "slv" test) generated 4 warnings
[INFO] [stderr] warning: `slv_core` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slv-f1a5a67bb14971c6)
[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]      Running unittests (/opt/rustwide/target/debug/deps/slv_core-dfb0394d680d1480)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test mmap::tests::test_create_memory_map ... ok
[INFO] [stdout] test mmap::tests::test_big_memory_map has been running for over 60 seconds
[INFO] [stdout] test mmap::tests::test_big_memory_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 67.13s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/mmap_test.rs (/opt/rustwide/target/debug/deps/mmap_test-11883a32d52f6dc2)
[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 slv_core
[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" "dab8234a46cd6f28cae62251148c09e04fc44dca60c7a92d6651c4481b7285e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab8234a46cd6f28cae62251148c09e04fc44dca60c7a92d6651c4481b7285e8", kill_on_drop: false }`
[INFO] [stdout] dab8234a46cd6f28cae62251148c09e04fc44dca60c7a92d6651c4481b7285e8