[INFO] cloning repository https://github.com/amccreight/heapgraph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amccreight/heapgraph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famccreight%2Fheapgraph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famccreight%2Fheapgraph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f584aaf79d2e8954b126d1decb40a4d53e21a36
[INFO] checking amccreight/heapgraph against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famccreight%2Fheapgraph" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amccreight/heapgraph on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amccreight/heapgraph
[INFO] finished tweaking git repo https://github.com/amccreight/heapgraph
[INFO] tweaked toml for git repo https://github.com/amccreight/heapgraph written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/amccreight/heapgraph 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5239010fdaa0ddcba06dd4484be9edfad42bcd507bd1252521f502e7dc014823
[INFO] running `Command { std: "docker" "start" "-a" "5239010fdaa0ddcba06dd4484be9edfad42bcd507bd1252521f502e7dc014823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5239010fdaa0ddcba06dd4484be9edfad42bcd507bd1252521f502e7dc014823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5239010fdaa0ddcba06dd4484be9edfad42bcd507bd1252521f502e7dc014823", kill_on_drop: false }`
[INFO] [stdout] 5239010fdaa0ddcba06dd4484be9edfad42bcd507bd1252521f502e7dc014823
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80329c36d81b30a34b061bc504e83f849765f8c0a997ed2798df6e3549701886
[INFO] running `Command { std: "docker" "start" "-a" "80329c36d81b30a34b061bc504e83f849765f8c0a997ed2798df6e3549701886", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking heapgraph_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]    --> src/cc_log.rs:294:64
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     let map = CCLog::atomize_weakmap_addr(caps.at(1).unwrap());
[INFO] [stdout]     |                                                                ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]    --> src/cc_log.rs:294:64
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     let map = CCLog::atomize_weakmap_addr(caps.at(1).unwrap());
[INFO] [stdout]     |                                                                ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]    --> src/cc_log.rs:295:64
[INFO] [stdout]     |
[INFO] [stdout] 295 |                     let key = CCLog::atomize_weakmap_addr(caps.at(2).unwrap());
[INFO] [stdout]     |                                                                ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]    --> src/cc_log.rs:295:64
[INFO] [stdout]     |
[INFO] [stdout] 295 |                     let key = CCLog::atomize_weakmap_addr(caps.at(2).unwrap());
[INFO] [stdout]     |                                                                ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]    --> src/cc_log.rs:296:69
[INFO] [stdout]     |
[INFO] [stdout] 296 |                     let delegate = CCLog::atomize_weakmap_addr(caps.at(3).unwrap());
[INFO] [stdout]     |                                                                     ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]    --> src/cc_log.rs:296:69
[INFO] [stdout]     |
[INFO] [stdout] 296 |                     let delegate = CCLog::atomize_weakmap_addr(caps.at(3).unwrap());
[INFO] [stdout]     |                                                                     ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]    --> src/cc_log.rs:297:64
[INFO] [stdout]     |
[INFO] [stdout] 297 |                     let val = CCLog::atomize_weakmap_addr(caps.at(4).unwrap());
[INFO] [stdout]     |                                                                ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures` in the current scope
[INFO] [stdout]    --> src/cc_log.rs:297:64
[INFO] [stdout]     |
[INFO] [stdout] 297 |                     let val = CCLog::atomize_weakmap_addr(caps.at(4).unwrap());
[INFO] [stdout]     |                                                                ^^ method not found in `Captures<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `heapgraph_rust` (bin "heapgraph_rust") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `heapgraph_rust` (bin "heapgraph_rust" test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "80329c36d81b30a34b061bc504e83f849765f8c0a997ed2798df6e3549701886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80329c36d81b30a34b061bc504e83f849765f8c0a997ed2798df6e3549701886", kill_on_drop: false }`
[INFO] [stdout] 80329c36d81b30a34b061bc504e83f849765f8c0a997ed2798df6e3549701886
[INFO] checking amccreight/heapgraph against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famccreight%2Fheapgraph" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amccreight/heapgraph on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amccreight/heapgraph
[INFO] finished tweaking git repo https://github.com/amccreight/heapgraph
[INFO] tweaked toml for git repo https://github.com/amccreight/heapgraph written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/amccreight/heapgraph 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" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7087db7e352f8c68486152c6d2e63d3fcb4e53cf708a69110630a825f4adc0b4
[INFO] running `Command { std: "docker" "start" "-a" "7087db7e352f8c68486152c6d2e63d3fcb4e53cf708a69110630a825f4adc0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7087db7e352f8c68486152c6d2e63d3fcb4e53cf708a69110630a825f4adc0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7087db7e352f8c68486152c6d2e63d3fcb4e53cf708a69110630a825f4adc0b4", kill_on_drop: false }`
[INFO] [stdout] 7087db7e352f8c68486152c6d2e63d3fcb4e53cf708a69110630a825f4adc0b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6118d7e4e6e85decec938b5f68a05b0802cc08980c3efa47df78fa5c479a5327
[INFO] running `Command { std: "docker" "start" "-a" "6118d7e4e6e85decec938b5f68a05b0802cc08980c3efa47df78fa5c479a5327", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "6118d7e4e6e85decec938b5f68a05b0802cc08980c3efa47df78fa5c479a5327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6118d7e4e6e85decec938b5f68a05b0802cc08980c3efa47df78fa5c479a5327", kill_on_drop: false }`
[INFO] [stdout] 6118d7e4e6e85decec938b5f68a05b0802cc08980c3efa47df78fa5c479a5327