[INFO] cloning repository https://github.com/myl2821/Hever [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/myl2821/Hever" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyl2821%2FHever"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyl2821%2FHever'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7c49949c7000aceb519dcbcc8db7fc587be169b0 [INFO] checking myl2821/Hever against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyl2821%2FHever" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/myl2821/Hever on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/myl2821/Hever [INFO] finished tweaking git repo https://github.com/myl2821/Hever [INFO] tweaked toml for git repo https://github.com/myl2821/Hever written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/myl2821/Hever already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 176159e9baf68fe1b5c2c1255e820b3e4e891d63a56b783a3ae77174b599d20f [INFO] running `"docker" "start" "-a" "176159e9baf68fe1b5c2c1255e820b3e4e891d63a56b783a3ae77174b599d20f"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking docopt v0.6.86 [INFO] [stderr] Checking hever v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/doit.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | try!(stream.read_line(&mut line)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/doit.rs:35:29 [INFO] [stderr] | [INFO] [stderr] 35 | ... try!(stream.write(&content.unwrap())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/doit.rs:37:25 [INFO] [stderr] | [INFO] [stderr] 37 | try!(stream.flush()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/read_header.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | try!(stream.read_line(&mut line)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead [INFO] [stderr] --> src/doit.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ascii::AsciiExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/doit.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | try!(stream.read_line(&mut line)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/doit.rs:35:29 [INFO] [stderr] | [INFO] [stderr] 35 | ... try!(stream.write(&content.unwrap())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/doit.rs:37:25 [INFO] [stderr] | [INFO] [stderr] 37 | try!(stream.flush()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/read_header.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | try!(stream.read_line(&mut line)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead [INFO] [stderr] --> src/doit.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ascii::AsciiExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ascii::AsciiExt` [INFO] [stderr] --> src/doit.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ascii::AsciiExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/util.rs:6:19 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn write_line(mut stream: &mut BufStream, s: &String) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/util.rs:10:19 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn write_head(mut stream: &mut BufStream, size: usize) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ascii::AsciiExt` [INFO] [stderr] --> src/doit.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::ascii::AsciiExt; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/util.rs:6:19 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn write_line(mut stream: &mut BufStream, s: &String) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/util.rs:10:19 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn write_head(mut stream: &mut BufStream, size: usize) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.87s [INFO] running `"docker" "inspect" "176159e9baf68fe1b5c2c1255e820b3e4e891d63a56b783a3ae77174b599d20f"` [INFO] running `"docker" "rm" "-f" "176159e9baf68fe1b5c2c1255e820b3e4e891d63a56b783a3ae77174b599d20f"` [INFO] [stdout] 176159e9baf68fe1b5c2c1255e820b3e4e891d63a56b783a3ae77174b599d20f