[INFO] cloning repository https://github.com/mbudde/pnc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mbudde/pnc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbudde%2Fpnc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbudde%2Fpnc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe76668a8003245dc8fe250a13ef09fe8f43a46c
[INFO] checking mbudde/pnc against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbudde%2Fpnc" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mbudde/pnc on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mbudde/pnc
[INFO] finished tweaking git repo https://github.com/mbudde/pnc
[INFO] tweaked toml for git repo https://github.com/mbudde/pnc written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/mbudde/pnc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-rational v0.1.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53d46d45195f2a30d1c562602fafb9daf102c5468c3ba608f6f414029336ca2c
[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" "53d46d45195f2a30d1c562602fafb9daf102c5468c3ba608f6f414029336ca2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53d46d45195f2a30d1c562602fafb9daf102c5468c3ba608f6f414029336ca2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53d46d45195f2a30d1c562602fafb9daf102c5468c3ba608f6f414029336ca2c", kill_on_drop: false }`
[INFO] [stdout] 53d46d45195f2a30d1c562602fafb9daf102c5468c3ba608f6f414029336ca2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6b0c54917cde2c555b65f951db6f7c5e0671a89a26c7f6b9faaeb52a8da7640
[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" "a6b0c54917cde2c555b65f951db6f7c5e0671a89a26c7f6b9faaeb52a8da7640", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking pnc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `new_without_default`
[INFO] [stdout]   --> src/calc.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[allow(new_without_default)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `cyclomatic_complexity`
[INFO] [stdout]   --> src/calc.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[allow(cyclomatic_complexity)]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `cyclomatic_complexity`
[INFO] [stdout]    --> src/calc.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     #[allow(cyclomatic_complexity)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `new_without_default`
[INFO] [stdout]   --> src/calc.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[allow(new_without_default)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `cyclomatic_complexity`
[INFO] [stdout]   --> src/calc.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[allow(cyclomatic_complexity)]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `cyclomatic_complexity`
[INFO] [stdout]    --> src/calc.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     #[allow(cyclomatic_complexity)]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufRead` is imported redundantly
[INFO] [stdout]    --> src/main.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 11  | use std::io::prelude::*;
[INFO] [stdout]     |     ------------------- the item `BufRead` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 102 |             use std::io::BufRead;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BufRead` is imported redundantly
[INFO] [stdout]    --> src/main.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 11  | use std::io::prelude::*;
[INFO] [stdout]     |     ------------------- the item `BufRead` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 102 |             use std::io::BufRead;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/main.rs:78:26
[INFO] [stdout]    |
[INFO] [stdout] 78 |     if let Some(mut p) = std::env::home_dir() {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/main.rs:78:26
[INFO] [stdout]    |
[INFO] [stdout] 78 |     if let Some(mut p) = std::env::home_dir() {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Block` found for enum `Operation` in the current scope
[INFO] [stdout]    --> src/dict.rs:174:32
[INFO] [stdout]     |
[INFO] [stdout] 174 |                     Operation::Block(vec!["1", "+"].into_iter().map(|s| s.to_owned()).collect()));
[INFO] [stdout]     |                                ^^^^^ variant or associated item not found in `Operation`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/words.rs:66:1
[INFO] [stdout]     |
[INFO] [stdout] 66  | pub enum Operation {
[INFO] [stdout]     | ------------------ variant or associated item `Block` not found here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `Block` found for enum `Operation` in the current scope
[INFO] [stdout]    --> src/dict.rs:176:44
[INFO] [stdout]     |
[INFO] [stdout] 176 |                    Some(Rc::new(Operation::Block(vec!["1", "+"]
[INFO] [stdout]     |                                            ^^^^^ variant or associated item not found in `Operation`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/words.rs:66:1
[INFO] [stdout]     |
[INFO] [stdout] 66  | pub enum Operation {
[INFO] [stdout]     | ------------------ variant or associated item `Block` not found here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pnc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a6b0c54917cde2c555b65f951db6f7c5e0671a89a26c7f6b9faaeb52a8da7640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b0c54917cde2c555b65f951db6f7c5e0671a89a26c7f6b9faaeb52a8da7640", kill_on_drop: false }`
[INFO] [stdout] a6b0c54917cde2c555b65f951db6f7c5e0671a89a26c7f6b9faaeb52a8da7640