[INFO] fetching crate deduposaur 0.1.0...
[INFO] testing deduposaur-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate deduposaur 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate deduposaur 0.1.0
[INFO] finished tweaking crates.io crate deduposaur 0.1.0
[INFO] tweaked toml for crates.io crate deduposaur 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate deduposaur 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate deduposaur 0.1.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded temp-file v0.1.7
[INFO] [stderr]   Downloaded temp-dir v0.1.11
[INFO] [stderr]   Downloaded termtree v0.2.4
[INFO] [stderr]   Downloaded predicates-tree v1.0.5
[INFO] [stderr]   Downloaded assert_that v0.1.2
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded filetime v0.2.16
[INFO] [stderr]   Downloaded assert_cmd v1.0.8
[INFO] [stderr]   Downloaded proc-macro2 v1.0.37
[INFO] [stderr]   Downloaded predicates v1.0.8
[INFO] [stderr]   Downloaded serde_with v1.13.0
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded predicates-core v1.0.3
[INFO] [stderr]   Downloaded predicates v2.1.1
[INFO] [stderr]   Downloaded rustversion v1.0.6
[INFO] [stderr]   Downloaded syn v1.0.91
[INFO] [stderr]   Downloaded libc v0.2.124
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cc039b4f8fe14bbaff0c7de1c21856631ce1241bab1ac582651837d9acd432b
[INFO] running `Command { std: "docker" "start" "-a" "9cc039b4f8fe14bbaff0c7de1c21856631ce1241bab1ac582651837d9acd432b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cc039b4f8fe14bbaff0c7de1c21856631ce1241bab1ac582651837d9acd432b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc039b4f8fe14bbaff0c7de1c21856631ce1241bab1ac582651837d9acd432b", kill_on_drop: false }`
[INFO] [stdout] 9cc039b4f8fe14bbaff0c7de1c21856631ce1241bab1ac582651837d9acd432b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004aca00425fec23e8dc2ac7a587ecf667069ab47c24a27bb0b48372be8356f7
[INFO] running `Command { std: "docker" "start" "-a" "004aca00425fec23e8dc2ac7a587ecf667069ab47c24a27bb0b48372be8356f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling filetime v0.2.16
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]    Compiling serde_with v1.13.0
[INFO] [stderr]    Compiling deduposaur v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `macos` in `os`
[INFO] [stdout]    --> src/main.rs:146:14
[INFO] [stdout]     |
[INFO] [stdout] 146 | use std::os::macos::fs::MetadataExt;
[INFO] [stdout]     |              ^^^^^ could not find `macos` in `os`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/os/mod.rs:156:7
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item is gated behind the `macos` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `st_mtime` found for struct `Metadata` in the current scope
[INFO] [stdout]    --> src/main.rs:277:37
[INFO] [stdout]     |
[INFO] [stdout] 277 |                     mtime: metadata.st_mtime(),
[INFO] [stdout]     |                                     ^^^^^^^^
[INFO] [stdout]    --> /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/os/linux/fs.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `Metadata` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `MetadataExt` which provides `st_mtime` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 136 + use std::os::linux::fs::MetadataExt;
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `st_atime` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 277 -                     mtime: metadata.st_mtime(),
[INFO] [stdout] 277 +                     mtime: metadata.st_atime(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `deduposaur` (bin "deduposaur") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "004aca00425fec23e8dc2ac7a587ecf667069ab47c24a27bb0b48372be8356f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004aca00425fec23e8dc2ac7a587ecf667069ab47c24a27bb0b48372be8356f7", kill_on_drop: false }`
[INFO] [stdout] 004aca00425fec23e8dc2ac7a587ecf667069ab47c24a27bb0b48372be8356f7