[INFO] cloning repository https://github.com/smerrell/rust-log-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smerrell/rust-log-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmerrell%2Frust-log-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmerrell%2Frust-log-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa2cde1da1faedf15ce34600082b9908eee5aabe
[INFO] testing smerrell/rust-log-parser against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmerrell%2Frust-log-parser" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smerrell/rust-log-parser on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smerrell/rust-log-parser
[INFO] finished tweaking git repo https://github.com/smerrell/rust-log-parser
[INFO] tweaked toml for git repo https://github.com/smerrell/rust-log-parser written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/smerrell/rust-log-parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argparse v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a3637b14ba9496a3d7e9a81c7a0a3b2bf73fe595de6e4cb9a8683f2f53f73f3c
[INFO] running `Command { std: "docker" "start" "-a" "a3637b14ba9496a3d7e9a81c7a0a3b2bf73fe595de6e4cb9a8683f2f53f73f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3637b14ba9496a3d7e9a81c7a0a3b2bf73fe595de6e4cb9a8683f2f53f73f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3637b14ba9496a3d7e9a81c7a0a3b2bf73fe595de6e4cb9a8683f2f53f73f3c", kill_on_drop: false }`
[INFO] [stdout] a3637b14ba9496a3d7e9a81c7a0a3b2bf73fe595de6e4cb9a8683f2f53f73f3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d53211868e53109d76cd6485e9ce2842f6551aec2056a224ab092f2280ca976
[INFO] running `Command { std: "docker" "start" "-a" "7d53211868e53109d76cd6485e9ce2842f6551aec2056a224ab092f2280ca976", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.2.1
[INFO] [stderr]    Compiling argparse v0.2.0
[INFO] [stderr]    Compiling memchr v0.1.3
[INFO] [stderr]    Compiling aho-corasick v0.3.0
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/argparse-0.2.0/src/lib.rs:17:34
[INFO] [stdout]     |
[INFO] [stdout] 17  |     fn from_argument(s: &str) -> Result<Self, String>;
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]     |
[INFO] [stdout] 17  |     fn from_argument(s: &str) -> Result<Self, String> where Self: Sized;
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `argparse`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7d53211868e53109d76cd6485e9ce2842f6551aec2056a224ab092f2280ca976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d53211868e53109d76cd6485e9ce2842f6551aec2056a224ab092f2280ca976", kill_on_drop: false }`
[INFO] [stdout] 7d53211868e53109d76cd6485e9ce2842f6551aec2056a224ab092f2280ca976