[INFO] fetching crate chao 0.1.0... [INFO] testing chao-0.1.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate chao 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate chao 0.1.0 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate chao 0.1.0 [INFO] finished tweaking crates.io crate chao 0.1.0 [INFO] tweaked toml for crates.io crate chao 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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 rustyline v1.0.0 [INFO] [stderr] Downloaded encode_unicode v0.1.3 [INFO] [stderr] Downloaded libchao v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 689cfbd31d5b67dbcc12d0d1de4433e3495d58fc37cd95ab325e7f0527d0b2f1 [INFO] running `Command { std: "docker" "start" "-a" "689cfbd31d5b67dbcc12d0d1de4433e3495d58fc37cd95ab325e7f0527d0b2f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "689cfbd31d5b67dbcc12d0d1de4433e3495d58fc37cd95ab325e7f0527d0b2f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "689cfbd31d5b67dbcc12d0d1de4433e3495d58fc37cd95ab325e7f0527d0b2f1", kill_on_drop: false }` [INFO] [stdout] 689cfbd31d5b67dbcc12d0d1de4433e3495d58fc37cd95ab325e7f0527d0b2f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c92478340c84b7d0092abd1614a0efdbc163cf45902ca82efe18b1a0afda741c [INFO] running `Command { std: "docker" "start" "-a" "c92478340c84b7d0092abd1614a0efdbc163cf45902ca82efe18b1a0afda741c", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling ascii v0.9.3 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling encode_unicode v0.1.3 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling combine v3.8.1 [INFO] [stderr] Compiling rustyline v1.0.0 [INFO] [stderr] Compiling libchao v0.1.0 [INFO] [stdout] error[E0425]: cannot find value `rest` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:118:20 [INFO] [stdout] | [INFO] [stdout] 118 | [expr, rest..] => match self.eval(expr) { [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `rest` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:122:33 [INFO] [stdout] | [INFO] [stdout] 122 | for expr in rest.iter() { [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `rest` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:132:36 [INFO] [stdout] | [INFO] [stdout] 132 | self.bind_args(rest.to_vec(), arg_names.clone()); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `tail` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:177:20 [INFO] [stdout] | [INFO] [stdout] 177 | [head, tail..] => tail.iter().fold(head.clone(), |acc, x| acc - x.clone()), [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `tail` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:177:31 [INFO] [stdout] | [INFO] [stdout] 177 | [head, tail..] => tail.iter().fold(head.clone(), |acc, x| acc - x.clone()), [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `tail` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:197:20 [INFO] [stdout] | [INFO] [stdout] 197 | [head, tail..] => tail.iter().fold(head.clone(), |acc, x| acc / x.clone()), [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `tail` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:197:31 [INFO] [stdout] | [INFO] [stdout] 197 | [head, tail..] => tail.iter().fold(head.clone(), |acc, x| acc / x.clone()), [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `tail` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:224:20 [INFO] [stdout] | [INFO] [stdout] 224 | [head, tail..] => Bool(tail.iter().all(|ref x| *x == head)), [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `tail` in this scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:224:36 [INFO] [stdout] | [INFO] [stdout] 224 | [head, tail..] => Bool(tail.iter().all(|ref x| *x == head)), [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute [INFO] [stdout] | [INFO] [stdout] = help: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `X..` patterns in slices are experimental [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:118:20 [INFO] [stdout] | [INFO] [stdout] 118 | [expr, rest..] => match self.eval(expr) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #67264 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `X..` patterns in slices are experimental [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:177:20 [INFO] [stdout] | [INFO] [stdout] 177 | [head, tail..] => tail.iter().fold(head.clone(), |acc, x| acc - x.clone()), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #67264 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `X..` patterns in slices are experimental [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:197:20 [INFO] [stdout] | [INFO] [stdout] 197 | [head, tail..] => tail.iter().fold(head.clone(), |acc, x| acc / x.clone()), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #67264 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `X..` patterns in slices are experimental [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:224:20 [INFO] [stdout] | [INFO] [stdout] 224 | [head, tail..] => Bool(tail.iter().all(|ref x| *x == head)), [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #67264 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0029]: only `char` and numeric types are allowed in range patterns [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:118:20 [INFO] [stdout] | [INFO] [stdout] 118 | [expr, rest..] => match self.eval(expr) { [INFO] [stdout] | ^^^^ this is of type `[type error]` but it should be `char` or numeric [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0029]: only `char` and numeric types are allowed in range patterns [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:177:20 [INFO] [stdout] | [INFO] [stdout] 177 | [head, tail..] => tail.iter().fold(head.clone(), |acc, x| acc - x.clone()), [INFO] [stdout] | ^^^^ this is of type `[type error]` but it should be `char` or numeric [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0029]: only `char` and numeric types are allowed in range patterns [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:197:20 [INFO] [stdout] | [INFO] [stdout] 197 | [head, tail..] => tail.iter().fold(head.clone(), |acc, x| acc / x.clone()), [INFO] [stdout] | ^^^^ this is of type `[type error]` but it should be `char` or numeric [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0029]: only `char` and numeric types are allowed in range patterns [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libchao-0.1.0/src/env.rs:224:20 [INFO] [stdout] | [INFO] [stdout] 224 | [head, tail..] => Bool(tail.iter().all(|ref x| *x == head)), [INFO] [stdout] | ^^^^ this is of type `[type error]` but it should be `char` or numeric [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 18 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0029, E0425, E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0029`. [INFO] [stdout] [INFO] [stderr] error: could not compile `libchao` due to 19 previous errors [INFO] running `Command { std: "docker" "inspect" "c92478340c84b7d0092abd1614a0efdbc163cf45902ca82efe18b1a0afda741c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c92478340c84b7d0092abd1614a0efdbc163cf45902ca82efe18b1a0afda741c", kill_on_drop: false }` [INFO] [stdout] c92478340c84b7d0092abd1614a0efdbc163cf45902ca82efe18b1a0afda741c