[INFO] fetching crate picochat 0.2.1...
[INFO] checking picochat-0.2.1 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205
[INFO] extracting crate picochat 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate picochat 0.2.1
[INFO] finished tweaking crates.io crate picochat 0.2.1
[INFO] tweaked toml for crates.io crate picochat 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate picochat 0.2.1 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate picochat 0.2.1 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" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 49a688323ced568f1bfe309f11a65cf30f47dd8a2f55751973b7147241c12921
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[INFO] [stdout] 49a688323ced568f1bfe309f11a65cf30f47dd8a2f55751973b7147241c12921
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[INFO] [stdout] 140fcbdb19c10f90ec5739e1bc16b51494221997182cf765ef0304dddb18f652
[INFO] running `Command { std: "docker" "start" "-a" "140fcbdb19c10f90ec5739e1bc16b51494221997182cf765ef0304dddb18f652", kill_on_drop: false }`
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[INFO] [stderr] [FMTARGS] {"crate":"picochat","p":2,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.51s
[INFO] running `Command { std: "docker" "inspect" "140fcbdb19c10f90ec5739e1bc16b51494221997182cf765ef0304dddb18f652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "140fcbdb19c10f90ec5739e1bc16b51494221997182cf765ef0304dddb18f652", kill_on_drop: false }`
[INFO] [stdout] 140fcbdb19c10f90ec5739e1bc16b51494221997182cf765ef0304dddb18f652