[INFO] fetching crate kseq 0.5.1...
[INFO] checking kseq-0.5.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate kseq 0.5.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate kseq 0.5.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kseq 0.5.1
[INFO] finished tweaking crates.io crate kseq 0.5.1
[INFO] tweaked toml for crates.io crate kseq 0.5.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 78 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
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[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding needletail v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded needletail v0.4.1
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23afd13b7c87a98837883b23b9d0d8b2642be22c30b09f1c1304674b6e5ebc02
[INFO] running `Command { std: "docker" "start" "-a" "23afd13b7c87a98837883b23b9d0d8b2642be22c30b09f1c1304674b6e5ebc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23afd13b7c87a98837883b23b9d0d8b2642be22c30b09f1c1304674b6e5ebc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23afd13b7c87a98837883b23b9d0d8b2642be22c30b09f1c1304674b6e5ebc02", kill_on_drop: false }`
[INFO] [stdout] 23afd13b7c87a98837883b23b9d0d8b2642be22c30b09f1c1304674b6e5ebc02
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bede0624b78506443b784e1007b71e89038efbee8180f032e3081cf95fdebde5
[INFO] running `Command { std: "docker" "start" "-a" "bede0624b78506443b784e1007b71e89038efbee8180f032e3081cf95fdebde5", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking needletail v0.4.1
[INFO] [stderr]     Checking kseq v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `kseq` is imported redundantly
[INFO] [stdout]  --> tests/test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kseq;
[INFO] [stdout]   |     ^^^^ the item `kseq` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> tests/test.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::result::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `kseq` is imported redundantly
[INFO] [stdout]  --> benches/benchmark.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use kseq;
[INFO] [stdout]   |     ^^^^ the item `kseq` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.84s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4
[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" "bede0624b78506443b784e1007b71e89038efbee8180f032e3081cf95fdebde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bede0624b78506443b784e1007b71e89038efbee8180f032e3081cf95fdebde5", kill_on_drop: false }`
[INFO] [stdout] bede0624b78506443b784e1007b71e89038efbee8180f032e3081cf95fdebde5
[INFO] checking kseq-0.5.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate kseq 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate kseq 0.5.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kseq 0.5.1
[INFO] finished tweaking crates.io crate kseq 0.5.1
[INFO] tweaked toml for crates.io crate kseq 0.5.1 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 78 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding needletail v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6015a634fc403c5ce38edc95fe7523ecca41765d0a6083b81942e469aa79462d
[INFO] running `Command { std: "docker" "start" "-a" "6015a634fc403c5ce38edc95fe7523ecca41765d0a6083b81942e469aa79462d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6015a634fc403c5ce38edc95fe7523ecca41765d0a6083b81942e469aa79462d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6015a634fc403c5ce38edc95fe7523ecca41765d0a6083b81942e469aa79462d", kill_on_drop: false }`
[INFO] [stdout] 6015a634fc403c5ce38edc95fe7523ecca41765d0a6083b81942e469aa79462d
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d47d938d650268e3695e47d0a9dd5d54b70ef21823938d302d41af9c25126db7
[INFO] running `Command { std: "docker" "start" "-a" "d47d938d650268e3695e47d0a9dd5d54b70ef21823938d302d41af9c25126db7", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking bytecount v0.6.7
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking needletail v0.4.1
[INFO] [stderr]     Checking kseq v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `kseq` is imported redundantly
[INFO] [stdout]  --> benches/benchmark.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use kseq;
[INFO] [stdout]   |     ^^^^ the item `kseq` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `kseq` is imported redundantly
[INFO] [stdout]  --> tests/test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use kseq;
[INFO] [stdout]   |     ^^^^ the item `kseq` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> tests/test.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::result::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.11s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4
[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" "d47d938d650268e3695e47d0a9dd5d54b70ef21823938d302d41af9c25126db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d47d938d650268e3695e47d0a9dd5d54b70ef21823938d302d41af9c25126db7", kill_on_drop: false }`
[INFO] [stdout] d47d938d650268e3695e47d0a9dd5d54b70ef21823938d302d41af9c25126db7