[INFO] fetching crate libasuran 0.0.0...
[INFO] checking libasuran-0.0.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate libasuran 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libasuran 0.0.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libasuran 0.0.0
[INFO] finished tweaking crates.io crate libasuran 0.0.0
[INFO] tweaked toml for crates.io crate libasuran 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dir-diff v0.3.2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 239d150bb138b2ecfc979647c66f47b27361cd2fed237ad5195ce7b83718fdd7
[INFO] running `"docker" "start" "-a" "239d150bb138b2ecfc979647c66f47b27361cd2fed237ad5195ce7b83718fdd7"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]     Checking dir-diff v0.3.2
[INFO] [stderr]    Compiling jobserver v0.1.17
[INFO] [stderr]     Checking blake2b_simd v0.5.8
[INFO] [stderr]     Checking blowfish v0.4.0
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking bcrypt v0.4.0
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling zstd-sys v1.4.13+zstd.1.4.3
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking serde_bytes v0.11.2
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]     Checking zstd-safe v1.4.13+zstd.1.4.3
[INFO] [stderr]     Checking zstd v0.4.28+zstd.1.4.3
[INFO] [stderr]     Checking libasuran v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/manifest/archive.rs:100:27
[INFO] [stderr]     |
[INFO] [stderr] 100 |         from_reader: &mut Read,
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[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/manifest/archive.rs:134:26
[INFO] [stderr]     |
[INFO] [stderr] 134 |         restore_to: &mut Write,
[INFO] [stderr]     |                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/manifest/archive.rs:100:27
[INFO] [stderr]     |
[INFO] [stderr] 100 |         from_reader: &mut Read,
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[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/manifest/archive.rs:134:26
[INFO] [stderr]     |
[INFO] [stderr] 134 |         restore_to: &mut Write,
[INFO] [stderr]     |                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/repository/encryption.rs:210:74
[INFO] [stderr]     |
[INFO] [stderr] 210 |         let decrypted_string = str::from_utf8(&decrypted_bytes).unwrap();;
[INFO] [stderr]     |                                                                          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> tests/filesystemtarget.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Cursor`
[INFO] [stderr]  --> tests/filesystemtarget.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::io::Cursor;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_repo`
[INFO] [stderr]  --> tests/common.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn get_repo(root_path: &str, key: Key) -> Repository<impl Backend> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_repo_bare`
[INFO] [stderr]   --> tests/common.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn get_repo_bare(root_path: &str, key: Key) -> Repository<impl Backend> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_bare_settings`
[INFO] [stderr]   --> tests/common.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn get_bare_settings() -> ChunkSettings {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.75s
[INFO] running `"docker" "inspect" "239d150bb138b2ecfc979647c66f47b27361cd2fed237ad5195ce7b83718fdd7"`
[INFO] running `"docker" "rm" "-f" "239d150bb138b2ecfc979647c66f47b27361cd2fed237ad5195ce7b83718fdd7"`
[INFO] [stdout] 239d150bb138b2ecfc979647c66f47b27361cd2fed237ad5195ce7b83718fdd7