[INFO] cloning repository https://github.com/skimmy/rust-ed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skimmy/rust-ed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskimmy%2Frust-ed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskimmy%2Frust-ed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 245c14f18468d056dd66d68c392e5bbb335639f6
[INFO] checking skimmy/rust-ed against try#9053a8ad740a9e131b53ea98acecf68cf79134fe for pr-137045
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskimmy%2Frust-ed" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skimmy/rust-ed on toolchain 9053a8ad740a9e131b53ea98acecf68cf79134fe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9053a8ad740a9e131b53ea98acecf68cf79134fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skimmy/rust-ed
[INFO] finished tweaking git repo https://github.com/skimmy/rust-ed
[INFO] tweaked toml for git repo https://github.com/skimmy/rust-ed written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/skimmy/rust-ed already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9053a8ad740a9e131b53ea98acecf68cf79134fe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9053a8ad740a9e131b53ea98acecf68cf79134fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1004789d1036fc2ebff0afbdcbba142fbc4bf5999accf108766cda8ee8598ab
[INFO] running `Command { std: "docker" "start" "-a" "a1004789d1036fc2ebff0afbdcbba142fbc4bf5999accf108766cda8ee8598ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1004789d1036fc2ebff0afbdcbba142fbc4bf5999accf108766cda8ee8598ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1004789d1036fc2ebff0afbdcbba142fbc4bf5999accf108766cda8ee8598ab", kill_on_drop: false }`
[INFO] [stdout] a1004789d1036fc2ebff0afbdcbba142fbc4bf5999accf108766cda8ee8598ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9053a8ad740a9e131b53ea98acecf68cf79134fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acae87af2648749a6cf9b4cb92380a0133c8ee02a6146641a38a0a9519f16d5c
[INFO] running `Command { std: "docker" "start" "-a" "acae87af2648749a6cf9b4cb92380a0133c8ee02a6146641a38a0a9519f16d5c", kill_on_drop: false }`
[INFO] [stderr]     Checking ed v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0070]: invalid left-hand side of assignment
[INFO] [stdout]   --> src/main.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |     matrix.at(0,0) = 1;
[INFO] [stdout]    |     -------------- ^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     cannot assign to this expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0070`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ed` (bin "ed") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0070]: invalid left-hand side of assignment
[INFO] [stdout]   --> src/main.rs:60:20
[INFO] [stdout]    |
[INFO] [stdout] 60 |     matrix.at(0,0) = 1;
[INFO] [stdout]    |     -------------- ^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     cannot assign to this expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0070`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ed` (bin "ed" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "acae87af2648749a6cf9b4cb92380a0133c8ee02a6146641a38a0a9519f16d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acae87af2648749a6cf9b4cb92380a0133c8ee02a6146641a38a0a9519f16d5c", kill_on_drop: false }`
[INFO] [stdout] acae87af2648749a6cf9b4cb92380a0133c8ee02a6146641a38a0a9519f16d5c