[INFO] fetching crate fs_snapshot 0.1.2...
[INFO] testing fs_snapshot-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fs_snapshot 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate fs_snapshot 0.1.2
[INFO] finished tweaking crates.io crate fs_snapshot 0.1.2
[INFO] tweaked toml for crates.io crate fs_snapshot 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fs_snapshot 0.1.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 60 packages to latest compatible versions
[INFO] [stderr]       Adding concolor v0.0.8 (available: v0.1.1)
[INFO] [stderr]       Adding libtest-mimic v0.3.0 (available: v0.8.1)
[INFO] [stderr]       Adding yansi v0.5.1 (available: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded concolor-query v0.0.5
[INFO] [stderr]   Downloaded libtest-mimic v0.3.0
[INFO] [stderr]   Downloaded concolor v0.0.8
[INFO] [stderr]   Downloaded ignore v0.4.25
[INFO] [stderr]   Downloaded globset v0.4.18
[INFO] [stderr]   Downloaded bstr v1.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8dea09fac34eaa9636af1361991ba4415b85a084bdce0dbd1572b7800f3fa5d
[INFO] running `Command { std: "docker" "start" "-a" "f8dea09fac34eaa9636af1361991ba4415b85a084bdce0dbd1572b7800f3fa5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8dea09fac34eaa9636af1361991ba4415b85a084bdce0dbd1572b7800f3fa5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8dea09fac34eaa9636af1361991ba4415b85a084bdce0dbd1572b7800f3fa5d", kill_on_drop: false }`
[INFO] [stdout] f8dea09fac34eaa9636af1361991ba4415b85a084bdce0dbd1572b7800f3fa5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 148e739ab7f2670407a656488b4622fea55a190eda30f726a2d3652e9ff2f51e
[INFO] running `Command { std: "docker" "start" "-a" "148e739ab7f2670407a656488b4622fea55a190eda30f726a2d3652e9ff2f51e", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling concolor-query v0.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling concolor v0.0.8
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling libtest-mimic v0.3.0
[INFO] [stderr]    Compiling globset v0.4.18
[INFO] [stderr]    Compiling ignore v0.4.25
[INFO] [stderr]    Compiling fs_snapshot v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.20s
[INFO] running `Command { std: "docker" "inspect" "148e739ab7f2670407a656488b4622fea55a190eda30f726a2d3652e9ff2f51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148e739ab7f2670407a656488b4622fea55a190eda30f726a2d3652e9ff2f51e", kill_on_drop: false }`
[INFO] [stdout] 148e739ab7f2670407a656488b4622fea55a190eda30f726a2d3652e9ff2f51e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fdfcded44a4f051fff2ce350335288b9edfe9d792684d9e9aa0304837d60f72
[INFO] running `Command { std: "docker" "start" "-a" "7fdfcded44a4f051fff2ce350335288b9edfe9d792684d9e9aa0304837d60f72", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs_snapshot v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "7fdfcded44a4f051fff2ce350335288b9edfe9d792684d9e9aa0304837d60f72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fdfcded44a4f051fff2ce350335288b9edfe9d792684d9e9aa0304837d60f72", kill_on_drop: false }`
[INFO] [stdout] 7fdfcded44a4f051fff2ce350335288b9edfe9d792684d9e9aa0304837d60f72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09f077943abf6b7431aff4a15e853089011d4d4a0307e3cefc2010398ef57ca7
[INFO] running `Command { std: "docker" "start" "-a" "09f077943abf6b7431aff4a15e853089011d4d4a0307e3cefc2010398ef57ca7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fs_snapshot-e4252e82c208fcc6)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fs_snapshot
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09f077943abf6b7431aff4a15e853089011d4d4a0307e3cefc2010398ef57ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09f077943abf6b7431aff4a15e853089011d4d4a0307e3cefc2010398ef57ca7", kill_on_drop: false }`
[INFO] [stdout] 09f077943abf6b7431aff4a15e853089011d4d4a0307e3cefc2010398ef57ca7