[INFO] fetching crate freeze 0.1.1...
[INFO] testing freeze-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate freeze 0.1.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate freeze 0.1.1
[INFO] finished tweaking crates.io crate freeze 0.1.1
[INFO] tweaked toml for crates.io crate freeze 0.1.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate freeze 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate freeze 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72664d11c20edc6af03a2be56104b64a628da2db0a704d10521aae17a7e93e54
[INFO] running `Command { std: "docker" "start" "-a" "72664d11c20edc6af03a2be56104b64a628da2db0a704d10521aae17a7e93e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72664d11c20edc6af03a2be56104b64a628da2db0a704d10521aae17a7e93e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72664d11c20edc6af03a2be56104b64a628da2db0a704d10521aae17a7e93e54", kill_on_drop: false }`
[INFO] [stdout] 72664d11c20edc6af03a2be56104b64a628da2db0a704d10521aae17a7e93e54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb194eb2bb8b0ee33cedf0cc74a4b916a163b103abd20afcf25bcc4c8cd5b3dc
[INFO] running `Command { std: "docker" "start" "-a" "eb194eb2bb8b0ee33cedf0cc74a4b916a163b103abd20afcf25bcc4c8cd5b3dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling freeze v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `extend_reserve` is never used
[INFO] [stdout]   --> src/lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl <'alloc> LiquidVecRef<'alloc> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn extend_reserve(&mut self, additional: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `data_range` and `data_range_mut` are never used
[INFO] [stdout]    --> src/lib.rs:190:15
[INFO] [stdout]     |
[INFO] [stdout] 152 | impl BumpAllocRef {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 190 |     unsafe fn data_range(&self) -> &[u8] {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     unsafe fn data_range_mut(&mut self) -> &mut [u8] {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn top(&self) -> LiquidVecRef {
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn top(&self) -> LiquidVecRef<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "eb194eb2bb8b0ee33cedf0cc74a4b916a163b103abd20afcf25bcc4c8cd5b3dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb194eb2bb8b0ee33cedf0cc74a4b916a163b103abd20afcf25bcc4c8cd5b3dc", kill_on_drop: false }`
[INFO] [stdout] eb194eb2bb8b0ee33cedf0cc74a4b916a163b103abd20afcf25bcc4c8cd5b3dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bd194751593733add56d7ec02d104f6ad0dd4436d282055fa8f322aee8fdf26
[INFO] running `Command { std: "docker" "start" "-a" "5bd194751593733add56d7ec02d104f6ad0dd4436d282055fa8f322aee8fdf26", kill_on_drop: false }`
[INFO] [stdout] warning: method `extend_reserve` is never used
[INFO] [stdout]   --> src/lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl <'alloc> LiquidVecRef<'alloc> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn extend_reserve(&mut self, additional: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `data_range` and `data_range_mut` are never used
[INFO] [stdout]    --> src/lib.rs:190:15
[INFO] [stdout]     |
[INFO] [stdout] 152 | impl BumpAllocRef {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 190 |     unsafe fn data_range(&self) -> &[u8] {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     unsafe fn data_range_mut(&mut self) -> &mut [u8] {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn top(&self) -> LiquidVecRef {
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn top(&self) -> LiquidVecRef<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling freeze v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let mut alloc = BumpAllocRef::new();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `extend_reserve` is never used
[INFO] [stdout]   --> src/lib.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl <'alloc> LiquidVecRef<'alloc> {
[INFO] [stdout]    | ---------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn extend_reserve(&mut self, additional: usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `data_range` and `data_range_mut` are never used
[INFO] [stdout]    --> src/lib.rs:190:15
[INFO] [stdout]     |
[INFO] [stdout] 152 | impl BumpAllocRef {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 190 |     unsafe fn data_range(&self) -> &[u8] {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 195 |     unsafe fn data_range_mut(&mut self) -> &mut [u8] {
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:182:16
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn top(&self) -> LiquidVecRef {
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn top(&self) -> LiquidVecRef<'_> {
[INFO] [stdout]     |                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "5bd194751593733add56d7ec02d104f6ad0dd4436d282055fa8f322aee8fdf26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd194751593733add56d7ec02d104f6ad0dd4436d282055fa8f322aee8fdf26", kill_on_drop: false }`
[INFO] [stdout] 5bd194751593733add56d7ec02d104f6ad0dd4436d282055fa8f322aee8fdf26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9bd119deff40701e1a1bfb407874c817ef5c40c0e7c0117652bcb720e5ea73e8
[INFO] running `Command { std: "docker" "start" "-a" "9bd119deff40701e1a1bfb407874c817ef5c40c0e7c0117652bcb720e5ea73e8", kill_on_drop: false }`
[INFO] [stderr] warning: method `extend_reserve` is never used
[INFO] [stderr]   --> src/lib.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl <'alloc> LiquidVecRef<'alloc> {
[INFO] [stderr]    | ---------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 32 |     fn extend_reserve(&mut self, additional: usize) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `data_range` and `data_range_mut` are never used
[INFO] [stderr]    --> src/lib.rs:190:15
[INFO] [stderr]     |
[INFO] [stderr] 152 | impl BumpAllocRef {
[INFO] [stderr]     | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 190 |     unsafe fn data_range(&self) -> &[u8] {
[INFO] [stderr]     |               ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 195 |     unsafe fn data_range_mut(&mut self) -> &mut [u8] {
[INFO] [stderr]     |               ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:182:16
[INFO] [stderr]     |
[INFO] [stderr] 182 |     pub fn top(&self) -> LiquidVecRef {
[INFO] [stderr]     |                ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                |
[INFO] [stderr]     |                the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 182 |     pub fn top(&self) -> LiquidVecRef<'_> {
[INFO] [stderr]     |                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `freeze` (lib) generated 3 warnings (run `cargo fix --lib -p freeze` to apply 1 suggestion)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:246:13
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let mut alloc = BumpAllocRef::new();
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `freeze` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p freeze --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/freeze-a3eef8e3f56f370d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::basis ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests freeze
[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" "9bd119deff40701e1a1bfb407874c817ef5c40c0e7c0117652bcb720e5ea73e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd119deff40701e1a1bfb407874c817ef5c40c0e7c0117652bcb720e5ea73e8", kill_on_drop: false }`
[INFO] [stdout] 9bd119deff40701e1a1bfb407874c817ef5c40c0e7c0117652bcb720e5ea73e8