[INFO] fetching crate buffered_offset_reader 0.6.0...
[INFO] checking buffered_offset_reader-0.6.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate buffered_offset_reader 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate buffered_offset_reader 0.6.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buffered_offset_reader 0.6.0
[INFO] finished tweaking crates.io crate buffered_offset_reader 0.6.0
[INFO] tweaked toml for crates.io crate buffered_offset_reader 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[INFO] [stderr]   Downloaded criterion-plot v0.3.1
[INFO] [stderr]   Downloaded criterion v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e46093141cecae6d171a8342db8550a08b27282c9d8d8d2b915e20c4e4181bf5
[INFO] running `Command { std: "docker" "start" "-a" "e46093141cecae6d171a8342db8550a08b27282c9d8d8d2b915e20c4e4181bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e46093141cecae6d171a8342db8550a08b27282c9d8d8d2b915e20c4e4181bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46093141cecae6d171a8342db8550a08b27282c9d8d8d2b915e20c4e4181bf5", kill_on_drop: false }`
[INFO] [stdout] e46093141cecae6d171a8342db8550a08b27282c9d8d8d2b915e20c4e4181bf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae117ebd438aafdba86c4a2420f5d1ba8927797f24eb8764d4a9d59233dde786
[INFO] running `Command { std: "docker" "start" "-a" "ae117ebd438aafdba86c4a2420f5d1ba8927797f24eb8764d4a9d59233dde786", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking buffered_offset_reader v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `empty` and `shift_right` are never used
[INFO] [stdout]   --> src/range.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait RangeExt {
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] 7  |     fn empty(&self) -> bool; // is_empty() is in nightly
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn shift_right(&self, n: usize) -> Range;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ae117ebd438aafdba86c4a2420f5d1ba8927797f24eb8764d4a9d59233dde786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae117ebd438aafdba86c4a2420f5d1ba8927797f24eb8764d4a9d59233dde786", kill_on_drop: false }`
[INFO] [stdout] ae117ebd438aafdba86c4a2420f5d1ba8927797f24eb8764d4a9d59233dde786
[INFO] checking buffered_offset_reader-0.6.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate buffered_offset_reader 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate buffered_offset_reader 0.6.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buffered_offset_reader 0.6.0
[INFO] finished tweaking crates.io crate buffered_offset_reader 0.6.0
[INFO] tweaked toml for crates.io crate buffered_offset_reader 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5f59dd695014f9de2a94508f52db3517c9d9a4e7d8b5e1c9c425c74f0633947
[INFO] running `Command { std: "docker" "start" "-a" "c5f59dd695014f9de2a94508f52db3517c9d9a4e7d8b5e1c9c425c74f0633947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5f59dd695014f9de2a94508f52db3517c9d9a4e7d8b5e1c9c425c74f0633947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5f59dd695014f9de2a94508f52db3517c9d9a4e7d8b5e1c9c425c74f0633947", kill_on_drop: false }`
[INFO] [stdout] c5f59dd695014f9de2a94508f52db3517c9d9a4e7d8b5e1c9c425c74f0633947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4289af30aeb09ecc5f38a8f3182baa3926049b5b9dc140c3899dc910ae0daf38
[INFO] running `Command { std: "docker" "start" "-a" "4289af30aeb09ecc5f38a8f3182baa3926049b5b9dc140c3899dc910ae0daf38", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking buffered_offset_reader v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stdout] warning: methods `empty` and `shift_right` are never used
[INFO] [stdout]   --> src/range.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub trait RangeExt {
[INFO] [stdout]    |           -------- methods in this trait
[INFO] [stdout] 7  |     fn empty(&self) -> bool; // is_empty() is in nightly
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn shift_right(&self, n: usize) -> Range;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4289af30aeb09ecc5f38a8f3182baa3926049b5b9dc140c3899dc910ae0daf38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4289af30aeb09ecc5f38a8f3182baa3926049b5b9dc140c3899dc910ae0daf38", kill_on_drop: false }`
[INFO] [stdout] 4289af30aeb09ecc5f38a8f3182baa3926049b5b9dc140c3899dc910ae0daf38
