[INFO] crate fm_tree 0.1.0 is already in cache
[INFO] extracting crate fm_tree 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/fm_tree/0.1.0
[INFO] extracting crate fm_tree 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fm_tree/0.1.0
[INFO] validating manifest of fm_tree-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fm_tree-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fm_tree-0.1.0
[INFO] finished frobbing fm_tree-0.1.0
[INFO] frobbed toml for fm_tree-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/fm_tree/0.1.0/Cargo.toml
[INFO] started frobbing fm_tree-0.1.0
[INFO] finished frobbing fm_tree-0.1.0
[INFO] frobbed toml for fm_tree-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/fm_tree/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fm_tree-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fm_tree/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 7898162138cd24eb80f2b8147d209654a4176a3d4f036d3e3286c99d798295e6
[INFO] running `"docker" "start" "-a" "7898162138cd24eb80f2b8147d209654a4176a3d4f036d3e3286c99d798295e6"`
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling fm_tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `"docker" "inspect" "7898162138cd24eb80f2b8147d209654a4176a3d4f036d3e3286c99d798295e6"`
[INFO] running `"docker" "rm" "-f" "7898162138cd24eb80f2b8147d209654a4176a3d4f036d3e3286c99d798295e6"`
[INFO] [stdout] 7898162138cd24eb80f2b8147d209654a4176a3d4f036d3e3286c99d798295e6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fm_tree/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6dc755cf0f39ed8910b52782e9bdc2e3734976162690024172a91477d496e492
[INFO] running `"docker" "start" "-a" "6dc755cf0f39ed8910b52782e9bdc2e3734976162690024172a91477d496e492"`
[INFO] [stderr]    Compiling fm_tree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "6dc755cf0f39ed8910b52782e9bdc2e3734976162690024172a91477d496e492"`
[INFO] running `"docker" "rm" "-f" "6dc755cf0f39ed8910b52782e9bdc2e3734976162690024172a91477d496e492"`
[INFO] [stdout] 6dc755cf0f39ed8910b52782e9bdc2e3734976162690024172a91477d496e492
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/fm_tree/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 33f17d3486732a68afa7102270d145a7f93897653e5cb5ab1942d38739d5bf78
[INFO] running `"docker" "start" "-a" "33f17d3486732a68afa7102270d145a7f93897653e5cb5ab1942d38739d5bf78"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fm_tree-7b27601a7a03d4ba
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "33f17d3486732a68afa7102270d145a7f93897653e5cb5ab1942d38739d5bf78"`
[INFO] running `"docker" "rm" "-f" "33f17d3486732a68afa7102270d145a7f93897653e5cb5ab1942d38739d5bf78"`
[INFO] [stdout] 33f17d3486732a68afa7102270d145a7f93897653e5cb5ab1942d38739d5bf78