[INFO] fetching crate mycon 0.2.0...
[INFO] checking mycon-0.2.0 against master#029c9e18dd1f4668e1d42bb187c1c263dfe20093 for pr-157562
[INFO] extracting crate mycon 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mycon 0.2.0
[INFO] finished tweaking crates.io crate mycon 0.2.0
[INFO] tweaked toml for crates.io crate mycon 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mycon 0.2.0 on toolchain 029c9e18dd1f4668e1d42bb187c1c263dfe20093
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 86 packages to latest compatible versions
[INFO] [stderr]       Adding ansi_term v0.11.0 (available: v0.12.1)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.6.1)
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.8.2)
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `mycon` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded criterion v0.2.11
[INFO] [stderr]   Downloaded criterion-plot v0.3.1
[INFO] [stderr]   Downloaded tinytemplate v1.2.1
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 34424d9b0eab7fa14293789c7ca0e1128da979cd41d982d34b4deb981095235f
[INFO] running `Command { std: "docker" "start" "34424d9b0eab7fa14293789c7ca0e1128da979cd41d982d34b4deb981095235f", 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" "34424d9b0eab7fa14293789c7ca0e1128da979cd41d982d34b4deb981095235f" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34424d9b0eab7fa14293789c7ca0e1128da979cd41d982d34b4deb981095235f", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "34424d9b0eab7fa14293789c7ca0e1128da979cd41d982d34b4deb981095235f" "/opt/rustwide/cargo-home/bin/cargo" "+029c9e18dd1f4668e1d42bb187c1c263dfe20093" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `mycon` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling zmij v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]     Checking memchr v2.8.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking mycon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/program/ip/mod.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |             'A' ... 'Z' => self.reflect(), // TODO implement
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fp` is never read
[INFO] [stdout]    --> src/program/ip/instruction.rs:545:17
[INFO] [stdout]     |
[INFO] [stdout] 545 |                 fp <<= 8;
[INFO] [stdout]     |                 ^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 546 |                 fp += n;
[INFO] [stdout]     |                 ------- `fp` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fp` is never read
[INFO] [stdout]    --> src/program/ip/instruction.rs:546:17
[INFO] [stdout]     |
[INFO] [stdout] 546 |                 fp += n;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fp` is never read
[INFO] [stdout]    --> src/program/ip/instruction.rs:565:17
[INFO] [stdout]     |
[INFO] [stdout] 565 |                 fp <<= 8;
[INFO] [stdout]     |                 ^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 566 |                 fp += n;
[INFO] [stdout]     |                 ------- `fp` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fp` is never read
[INFO] [stdout]    --> src/program/ip/instruction.rs:566:17
[INFO] [stdout]     |
[INFO] [stdout] 566 |                 fp += n;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/program/ip/mod.rs:152:17
[INFO] [stdout]     |
[INFO] [stdout] 152 |             'A' ... 'Z' => self.reflect(), // TODO implement
[INFO] [stdout]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fp` is never read
[INFO] [stdout]    --> src/program/ip/instruction.rs:545:17
[INFO] [stdout]     |
[INFO] [stdout] 545 |                 fp <<= 8;
[INFO] [stdout]     |                 ^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 546 |                 fp += n;
[INFO] [stdout]     |                 ------- `fp` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fp` is never read
[INFO] [stdout]    --> src/program/ip/instruction.rs:546:17
[INFO] [stdout]     |
[INFO] [stdout] 546 |                 fp += n;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fp` is never read
[INFO] [stdout]    --> src/program/ip/instruction.rs:565:17
[INFO] [stdout]     |
[INFO] [stdout] 565 |                 fp <<= 8;
[INFO] [stdout]     |                 ^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 566 |                 fp += n;
[INFO] [stdout]     |                 ------- `fp` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `fp` is never read
[INFO] [stdout]    --> src/program/ip/instruction.rs:566:17
[INFO] [stdout]     |
[INFO] [stdout] 566 |                 fp += n;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.51s
[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" "34424d9b0eab7fa14293789c7ca0e1128da979cd41d982d34b4deb981095235f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34424d9b0eab7fa14293789c7ca0e1128da979cd41d982d34b4deb981095235f", kill_on_drop: false }`
[INFO] [stdout] 34424d9b0eab7fa14293789c7ca0e1128da979cd41d982d34b4deb981095235f
