[INFO] cloning repository https://github.com/bahusvel/dssc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bahusvel/dssc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahusvel%2Fdssc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahusvel%2Fdssc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6ffe0353802ea6da6ff5835d7d41923852183359 [INFO] testing bahusvel/dssc against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbahusvel%2Fdssc" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bahusvel/dssc on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bahusvel/dssc [INFO] finished tweaking git repo https://github.com/bahusvel/dssc [INFO] tweaked toml for git repo https://github.com/bahusvel/dssc written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/bahusvel/dssc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v2.29.2 [INFO] [stderr] Downloaded zstd v0.4.17+zstd.1.3.3 [INFO] [stderr] Downloaded zstd-safe v1.4.2+zstd.1.3.3 [INFO] [stderr] Downloaded zstd-sys v1.4.2+zstd.1.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d2467ec63362aa8efbfda035edc0ddca0b5a076ceef2c4fb41a529431dd75eaf [INFO] running `Command { std: "docker" "start" "-a" "d2467ec63362aa8efbfda035edc0ddca0b5a076ceef2c4fb41a529431dd75eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2467ec63362aa8efbfda035edc0ddca0b5a076ceef2c4fb41a529431dd75eaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2467ec63362aa8efbfda035edc0ddca0b5a076ceef2c4fb41a529431dd75eaf", kill_on_drop: false }` [INFO] [stdout] d2467ec63362aa8efbfda035edc0ddca0b5a076ceef2c4fb41a529431dd75eaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbc71157aef6aea3644dbd163713e1d1125dbe93d664e9981fbb2a2252891f9f [INFO] running `Command { std: "docker" "start" "-a" "cbc71157aef6aea3644dbd163713e1d1125dbe93d664e9981fbb2a2252891f9f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling slab v0.4.0 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling atty v0.2.6 [INFO] [stderr] Compiling clap v2.29.2 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling zstd-sys v1.4.2+zstd.1.3.3 [INFO] [stderr] Compiling flate2 v1.0.1 [INFO] [stderr] Compiling zstd-safe v1.4.2+zstd.1.3.3 [INFO] [stderr] Compiling zstd v0.4.17+zstd.1.3.3 [INFO] [stderr] Compiling dssc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(iterator_step_by)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/chunked.rs:219:19 [INFO] [stdout] | [INFO] [stdout] 219 | (self as &fmt::Display).fmt(f) [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::fnv::FnvHashSet` [INFO] [stdout] --> src/chunkmap.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use self::fnv::FnvHashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Hash` [INFO] [stdout] --> src/chunkmap.rs:12:17 [INFO] [stdout] | [INFO] [stdout] 12 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/chunkmap.rs:50:19 [INFO] [stdout] | [INFO] [stdout] 50 | (self as &fmt::Display).fmt(f) [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn fmt::Display` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/varint.rs:32:29 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn read_uvarint(r: &mut Read) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/other.rs:10:33 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io::{Error, ErrorKind, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Hasher` [INFO] [stdout] --> src/chunkmap.rs:12:23 [INFO] [stdout] | [INFO] [stdout] 12 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `dssc` due to 3 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "cbc71157aef6aea3644dbd163713e1d1125dbe93d664e9981fbb2a2252891f9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbc71157aef6aea3644dbd163713e1d1125dbe93d664e9981fbb2a2252891f9f", kill_on_drop: false }` [INFO] [stdout] cbc71157aef6aea3644dbd163713e1d1125dbe93d664e9981fbb2a2252891f9f