[INFO] cloning repository https://github.com/Torrencem/display_float [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Torrencem/display_float" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorrencem%2Fdisplay_float", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorrencem%2Fdisplay_float'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25286ff50ca81ed7e6bc4782581c4e835c4493da [INFO] checking Torrencem/display_float against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTorrencem%2Fdisplay_float" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Torrencem/display_float on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Torrencem/display_float [INFO] finished tweaking git repo https://github.com/Torrencem/display_float [INFO] tweaked toml for git repo https://github.com/Torrencem/display_float written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ryu_floating_decimal v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 292db44ce5b7652a47c94ff158b0bf6e6391660e3014c14137109770dca9452e [INFO] running `Command { std: "docker" "start" "-a" "292db44ce5b7652a47c94ff158b0bf6e6391660e3014c14137109770dca9452e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "292db44ce5b7652a47c94ff158b0bf6e6391660e3014c14137109770dca9452e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "292db44ce5b7652a47c94ff158b0bf6e6391660e3014c14137109770dca9452e", kill_on_drop: false }` [INFO] [stdout] 292db44ce5b7652a47c94ff158b0bf6e6391660e3014c14137109770dca9452e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3d61afa715b17a503f46fce59b42f956a5f0fd87a4b3be02ec8bc5e610f5c432 [INFO] running `Command { std: "docker" "start" "-a" "3d61afa715b17a503f46fce59b42f956a5f0fd87a4b3be02ec8bc5e610f5c432", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling ryu_floating_decimal v0.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Compiling cast v0.2.5 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling crossbeam-utils v0.8.4 [INFO] [stderr] Compiling memoffset v0.6.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking pretty_dtoa v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking crossbeam-epoch v0.9.4 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking plotters v0.3.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] warning: attribute should be applied to a function or static [INFO] [stdout] --> src/lib.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 29 | static $ident: $crate::__rt::AtomicUsize; [INFO] [stdout] | ----------------------------------------- not a function or static [INFO] [stdout] ... [INFO] [stdout] 406 | hit!(e_width_case_a); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function or static [INFO] [stdout] --> src/lib.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 29 | static $ident: $crate::__rt::AtomicUsize; [INFO] [stdout] | ----------------------------------------- not a function or static [INFO] [stdout] ... [INFO] [stdout] 409 | hit!(e_width_case_b); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function or static [INFO] [stdout] --> src/lib.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 29 | static $ident: $crate::__rt::AtomicUsize; [INFO] [stdout] | ----------------------------------------- not a function or static [INFO] [stdout] ... [INFO] [stdout] 412 | hit!(e_width_case_c); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: attribute should be applied to a function or static [INFO] [stdout] --> src/lib.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | #[no_mangle] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 29 | static $ident: $crate::__rt::AtomicUsize; [INFO] [stdout] | ----------------------------------------- not a function or static [INFO] [stdout] ... [INFO] [stdout] 664 | hit!(test_widths_internal); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | format!("mark was not hit: {}", self.name) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 66 | "mark was not hit: {}", self.name [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 04s [INFO] running `Command { std: "docker" "inspect" "3d61afa715b17a503f46fce59b42f956a5f0fd87a4b3be02ec8bc5e610f5c432", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d61afa715b17a503f46fce59b42f956a5f0fd87a4b3be02ec8bc5e610f5c432", kill_on_drop: false }` [INFO] [stdout] 3d61afa715b17a503f46fce59b42f956a5f0fd87a4b3be02ec8bc5e610f5c432