[INFO] cloning repository https://github.com/MinusGix/hiex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MinusGix/hiex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusGix%2Fhiex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusGix%2Fhiex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05a320c2b81110e76c24de719e077a8466a52609
[INFO] testing MinusGix/hiex against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusGix%2Fhiex" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MinusGix/hiex on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MinusGix/hiex
[INFO] finished tweaking git repo https://github.com/MinusGix/hiex
[INFO] tweaked toml for git repo https://github.com/MinusGix/hiex written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/MinusGix/hiex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df3157e2d3b206c2ce739a0016f59fca23000ede154b04c374cd7c71969e8a5a
[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" "df3157e2d3b206c2ce739a0016f59fca23000ede154b04c374cd7c71969e8a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df3157e2d3b206c2ce739a0016f59fca23000ede154b04c374cd7c71969e8a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3157e2d3b206c2ce739a0016f59fca23000ede154b04c374cd7c71969e8a5a", kill_on_drop: false }`
[INFO] [stdout] df3157e2d3b206c2ce739a0016f59fca23000ede154b04c374cd7c71969e8a5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "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] 7fdcc208feacc5502950f30148583de0e5e788f7b50858653488de07df391f3c
[INFO] running `Command { std: "docker" "start" "-a" "7fdcc208feacc5502950f30148583de0e5e788f7b50858653488de07df391f3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling usize_cast v1.1.0
[INFO] [stderr]    Compiling hiex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sort_range`
[INFO] [stdout]   --> src/constrained_wrapper.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn sort_range<T>(range: ViewRange<T>) -> ViewRange<T>
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/constrained_wrapper.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(mut reader: R, range: ViewRange<u64>) -> std::io::Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_unchecked`
[INFO] [stdout]   --> src/constrained_wrapper.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn new_unchecked(mut reader: R, range: ViewRange<u64>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]   --> src/constrained_wrapper.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn into_inner(self) -> R {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `limit`
[INFO] [stdout]   --> src/constrained_wrapper.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn limit(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `range`
[INFO] [stdout]   --> src/constrained_wrapper.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn range(&self) -> &ViewRange<u64> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `position_from_offset`
[INFO] [stdout]   --> src/constrained_wrapper.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn position_from_offset(&self, offset: u64) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "7fdcc208feacc5502950f30148583de0e5e788f7b50858653488de07df391f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fdcc208feacc5502950f30148583de0e5e788f7b50858653488de07df391f3c", kill_on_drop: false }`
[INFO] [stdout] 7fdcc208feacc5502950f30148583de0e5e788f7b50858653488de07df391f3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfeb3b44046ecf3153e9e822817980b30fb79a86c0f5652c7033493ba0746b95
[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" "cfeb3b44046ecf3153e9e822817980b30fb79a86c0f5652c7033493ba0746b95", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stdout] warning: function is never used: `sort_range`
[INFO] [stdout]   --> src/constrained_wrapper.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn sort_range<T>(range: ViewRange<T>) -> ViewRange<T>
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/constrained_wrapper.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn new(mut reader: R, range: ViewRange<u64>) -> std::io::Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_unchecked`
[INFO] [stdout]   --> src/constrained_wrapper.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn new_unchecked(mut reader: R, range: ViewRange<u64>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]   --> src/constrained_wrapper.rs:77:12
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn into_inner(self) -> R {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `limit`
[INFO] [stdout]   --> src/constrained_wrapper.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn limit(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `range`
[INFO] [stdout]   --> src/constrained_wrapper.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn range(&self) -> &ViewRange<u64> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `position_from_offset`
[INFO] [stdout]   --> src/constrained_wrapper.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn position_from_offset(&self, offset: u64) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.1.14
[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 tempfile v3.1.0
[INFO] [stderr]    Compiling hiex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `action::ActionError`
[INFO] [stdout]  --> examples/edit.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hiex::{action::ActionError, EditAction, Hiex};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `limit`
[INFO] [stdout]   --> src/constrained_wrapper.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn limit(&self) -> u64 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `range`
[INFO] [stdout]   --> src/constrained_wrapper.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn range(&self) -> &ViewRange<u64> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.75s
[INFO] running `Command { std: "docker" "inspect" "cfeb3b44046ecf3153e9e822817980b30fb79a86c0f5652c7033493ba0746b95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfeb3b44046ecf3153e9e822817980b30fb79a86c0f5652c7033493ba0746b95", kill_on_drop: false }`
[INFO] [stdout] cfeb3b44046ecf3153e9e822817980b30fb79a86c0f5652c7033493ba0746b95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56f908cde399e2a741e0ed8b2c8ab69ab6589980c788268634f33fc47a29f042
[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" "56f908cde399e2a741e0ed8b2c8ab69ab6589980c788268634f33fc47a29f042", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `sort_range`
[INFO] [stderr]   --> src/constrained_wrapper.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn sort_range<T>(range: ViewRange<T>) -> ViewRange<T>
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/constrained_wrapper.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn new(mut reader: R, range: ViewRange<u64>) -> std::io::Result<Self> {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_unchecked`
[INFO] [stderr]   --> src/constrained_wrapper.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn new_unchecked(mut reader: R, range: ViewRange<u64>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `into_inner`
[INFO] [stderr]   --> src/constrained_wrapper.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn into_inner(self) -> R {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `limit`
[INFO] [stderr]   --> src/constrained_wrapper.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn limit(&self) -> u64 {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `range`
[INFO] [stderr]   --> src/constrained_wrapper.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn range(&self) -> &ViewRange<u64> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `position_from_offset`
[INFO] [stderr]   --> src/constrained_wrapper.rs:91:12
[INFO] [stderr]    |
[INFO] [stderr] 91 |     pub fn position_from_offset(&self, offset: u64) -> u64 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `action::ActionError`
[INFO] [stderr]  --> examples/edit.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | use hiex::{action::ActionError, EditAction, Hiex};
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `limit`
[INFO] [stderr]   --> src/constrained_wrapper.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn limit(&self) -> u64 {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `range`
[INFO] [stderr]   --> src/constrained_wrapper.rs:85:12
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub fn range(&self) -> &ViewRange<u64> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hiex-870ebb5d0d9ec29a
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests hiex
[INFO] [stdout] test constrained_wrapper::tests::test_sort_range ... ok
[INFO] [stdout] test constrained_wrapper::tests::test_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "56f908cde399e2a741e0ed8b2c8ab69ab6589980c788268634f33fc47a29f042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f908cde399e2a741e0ed8b2c8ab69ab6589980c788268634f33fc47a29f042", kill_on_drop: false }`
[INFO] [stdout] 56f908cde399e2a741e0ed8b2c8ab69ab6589980c788268634f33fc47a29f042