[INFO] fetching crate mkv-element 0.3.1...
[INFO] checking mkv-element-0.3.1 against try#ed606620234c6b50f2414162c4bbabd5f4a925f3 for pr-147995
[INFO] extracting crate mkv-element 0.3.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate mkv-element 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mkv-element 0.3.1
[INFO] tweaked toml for crates.io crate mkv-element 0.3.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mkv-element 0.3.1 on toolchain ed606620234c6b50f2414162c4bbabd5f4a925f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mkv-element 0.3.1 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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb60562c9da43aa7df4f155cddb9db50aeb5fbec43f76fdbf82019783d41d5da
[INFO] running `Command { std: "docker" "start" "-a" "fb60562c9da43aa7df4f155cddb9db50aeb5fbec43f76fdbf82019783d41d5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb60562c9da43aa7df4f155cddb9db50aeb5fbec43f76fdbf82019783d41d5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb60562c9da43aa7df4f155cddb9db50aeb5fbec43f76fdbf82019783d41d5da", kill_on_drop: false }`
[INFO] [stdout] fb60562c9da43aa7df4f155cddb9db50aeb5fbec43f76fdbf82019783d41d5da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ed606620234c6b50f2414162c4bbabd5f4a925f3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f386277a97ecb13365f0e8419460590890bef79ad4e70c117e3eeac043d7a8ef
[INFO] running `Command { std: "docker" "start" "-a" "f386277a97ecb13365f0e8419460590890bef79ad4e70c117e3eeac043d7a8ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling hexf-parse v0.2.1
[INFO] [stderr]    Compiling roxmltree v0.21.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling hexf v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling mkv-element v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stdout] error[E0599]: no method named `stream_position` found for struct `File` in the current scope
[INFO] [stdout]    --> tests/ietf-mkv-test-cases.rs:215:16
[INFO] [stdout]     |
[INFO] [stdout] 215 |     while file.stream_position().unwrap() < file_len {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^ method not found in `File`
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/ed606620234c6b50f2414162c4bbabd5f4a925f3/library/std/src/io/mod.rs:2132:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `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 `stream_position` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Seek;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `stream_position` found for struct `File` in the current scope
[INFO] [stdout]    --> tests/ietf-mkv-test-cases.rs:242:28
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 while file.stream_position().unwrap() < file_len {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^ method not found in `File`
[INFO] [stdout]     |
[INFO] [stdout]    --> /rustc/ed606620234c6b50f2414162c4bbabd5f4a925f3/library/std/src/io/mod.rs:2132:8
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method is available for `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 `stream_position` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use std::io::Seek;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mkv-element` (test "ietf-mkv-test-cases") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f386277a97ecb13365f0e8419460590890bef79ad4e70c117e3eeac043d7a8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f386277a97ecb13365f0e8419460590890bef79ad4e70c117e3eeac043d7a8ef", kill_on_drop: false }`
[INFO] [stdout] f386277a97ecb13365f0e8419460590890bef79ad4e70c117e3eeac043d7a8ef