[INFO] fetching crate squashfs_reader 0.1.1...
[INFO] testing squashfs_reader-0.1.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate squashfs_reader 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate squashfs_reader 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate squashfs_reader 0.1.1
[INFO] tweaked toml for crates.io crate squashfs_reader 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate squashfs_reader 0.1.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate squashfs_reader 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ruzstd v0.8.2
[INFO] [stderr]   Downloaded liblzma v0.4.7
[INFO] [stderr]   Downloaded quick_cache v0.7.0
[INFO] [stderr]   Downloaded liblzma-sys v0.4.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab
[INFO] running `Command { std: "docker" "start" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling zerocopy v0.8.54
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling hashbrown v0.17.1
[INFO] [stderr]    Compiling zlib-rs v0.6.6
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling lz4_flex v0.14.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling cc v1.3.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling quick_cache v0.7.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling liblzma-sys v0.4.7
[INFO] [stderr]    Compiling liblzma v0.4.7
[INFO] [stderr]    Compiling zerocopy-derive v0.8.54
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling squashfs_reader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling squashfs_reader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/squashfs_reader-12958b3221bc6292)
[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 squashfs_reader
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 13) stdout ----
[INFO] [stdout] error[E0599]: no method named `seek` found for struct `FileReader<T>` in the current scope
[INFO] [stdout]   --> src/lib.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let file_size = file.seek(io::SeekFrom::End(0))?;
[INFO] [stdout]    |                          ^^^^ method not found in `FileReader<std::fs::File>`
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/seek.rs:45:7
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `FileReader<std::fs::File>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Seek` which provides `seek` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::io::Seek;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `rewind` found for struct `FileReader<T>` in the current scope
[INFO] [stdout]   --> src/lib.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |     file.rewind()?;
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/seek.rs:77:7
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `FileReader<std::fs::File>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `read` with a similar name, but with different arguments
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/io/read.rs:167:4
[INFO] [stdout] help: trait `Seek` which provides `rewind` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::io::Seek;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `read_to_string` found for struct `FileReader<T>` in the current scope
[INFO] [stdout]   --> src/lib.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 |     file.read_to_string(&mut contents)?;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/io/read.rs:342:7
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `FileReader<std::fs::File>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Read` which provides `read_to_string` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout] 13 + use std::io::Read;
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `read_to_end` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 34 -     file.read_to_string(&mut contents)?;
[INFO] [stdout] 34 +     file.read_to_end(&mut contents)?;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 13)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.23s; merged doctests compilation took 0.09s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab", kill_on_drop: false }`
[INFO] [stdout] db46fc2316bb2f0675172856d6c20c30ed3894dd4dcb5aa60e7567747288a1ab
