[INFO] updating cached repository https://github.com/captainbland/tree-climber [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d42c596f40b568d7428a2abb18ae1763206d117b [INFO] testing captainbland/tree-climber against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaptainbland%2Ftree-climber" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/captainbland/tree-climber on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/captainbland/tree-climber [INFO] finished tweaking git repo https://github.com/captainbland/tree-climber [INFO] tweaked toml for git repo https://github.com/captainbland/tree-climber written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/captainbland/tree-climber already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71777421418f6422c53a54424d37f6eefa21bd154c43c7e1a8fe50773fb58bc7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "71777421418f6422c53a54424d37f6eefa21bd154c43c7e1a8fe50773fb58bc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71777421418f6422c53a54424d37f6eefa21bd154c43c7e1a8fe50773fb58bc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71777421418f6422c53a54424d37f6eefa21bd154c43c7e1a8fe50773fb58bc7", kill_on_drop: false }` [INFO] [stdout] 71777421418f6422c53a54424d37f6eefa21bd154c43c7e1a8fe50773fb58bc7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ec81bc459ede132b715d7c31761310dfb219e7bda9162790a6aa84c3914e3f1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3ec81bc459ede132b715d7c31761310dfb219e7bda9162790a6aa84c3914e3f1", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling libc v0.2.64 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling generational-arena v0.2.3 [INFO] [stderr] Compiling vec-tree v0.1.2 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling climb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0425]: cannot find value `main_child` in this scope [INFO] [stdout] --> src/climb/tree_tools.rs:192:25 [INFO] [stdout] | [INFO] [stdout] 192 | stack.push((main_child, insert_child)); [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] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use core::fmt; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Formatter` [INFO] [stdout] --> src/main.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | use std::fmt::{Error, Formatter}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `unicode_segmentation::UnicodeSegmentation` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use unicode_segmentation::UnicodeSegmentation; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vec_tree::*` [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use vec_tree::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt` [INFO] [stdout] --> src/climb/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::fmt; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `Formatter` [INFO] [stdout] --> src/climb/mod.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fmt::{Error, Formatter}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `io::Read`, `io` [INFO] [stdout] --> src/climb/mod.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{io, io::Read}; [INFO] [stdout] | ^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::climb::print_tree` [INFO] [stdout] --> src/climb/tree_tools.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::climb::print_tree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BTreeSet`, `HashSet` [INFO] [stdout] --> src/climb/tree_tools.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::{BTreeSet, HashSet}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error`, `io` [INFO] [stdout] --> src/climb/tree_tools.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{error, io}; [INFO] [stdout] | ^^^^^ ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/climb/tree_tools.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | / macro_rules! wrap_str_err { [INFO] [stdout] 9 | | ($st: expr) => { [INFO] [stdout] 10 | | $st.map_err(|e| format!("{}", e))? [INFO] [stdout] 11 | | }; [INFO] [stdout] 12 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tree_tools::get_ancestors_match_re` [INFO] [stdout] --> src/climb/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use tree_tools::get_ancestors_match_re; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0554. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `climb`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "3ec81bc459ede132b715d7c31761310dfb219e7bda9162790a6aa84c3914e3f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ec81bc459ede132b715d7c31761310dfb219e7bda9162790a6aa84c3914e3f1", kill_on_drop: false }` [INFO] [stdout] 3ec81bc459ede132b715d7c31761310dfb219e7bda9162790a6aa84c3914e3f1