[INFO] fetching crate stakker_log 0.0.3...
[INFO] testing stakker_log-0.0.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate stakker_log 0.0.3 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate stakker_log 0.0.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stakker_log 0.0.3
[INFO] finished tweaking crates.io crate stakker_log 0.0.3
[INFO] tweaked toml for crates.io crate stakker_log 0.0.3 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae4c09faa0583f4763976296ec41585c3601e3b15cdf3ff94168bb9e900dbed1
[INFO] running `Command { std: "docker" "start" "-a" "ae4c09faa0583f4763976296ec41585c3601e3b15cdf3ff94168bb9e900dbed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae4c09faa0583f4763976296ec41585c3601e3b15cdf3ff94168bb9e900dbed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae4c09faa0583f4763976296ec41585c3601e3b15cdf3ff94168bb9e900dbed1", kill_on_drop: false }`
[INFO] [stdout] ae4c09faa0583f4763976296ec41585c3601e3b15cdf3ff94168bb9e900dbed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfb3b54d90ecb3097f64cae46a23b99ba1de300c698b96f9cca6a0ada1139320
[INFO] running `Command { std: "docker" "start" "-a" "cfb3b54d90ecb3097f64cae46a23b99ba1de300c698b96f9cca6a0ada1139320", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling qcell v0.4.3
[INFO] [stderr]    Compiling stakker v0.2.4
[INFO] [stderr]    Compiling stakker_log v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.45s
[INFO] running `Command { std: "docker" "inspect" "cfb3b54d90ecb3097f64cae46a23b99ba1de300c698b96f9cca6a0ada1139320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfb3b54d90ecb3097f64cae46a23b99ba1de300c698b96f9cca6a0ada1139320", kill_on_drop: false }`
[INFO] [stdout] cfb3b54d90ecb3097f64cae46a23b99ba1de300c698b96f9cca6a0ada1139320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0cf4ed287f94e40c7eec85c8970e610f72147a5257b7e1e24d62c1162a58a50
[INFO] running `Command { std: "docker" "start" "-a" "b0cf4ed287f94e40c7eec85c8970e610f72147a5257b7e1e24d62c1162a58a50", kill_on_drop: false }`
[INFO] [stderr]    Compiling stakker_log v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "b0cf4ed287f94e40c7eec85c8970e610f72147a5257b7e1e24d62c1162a58a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0cf4ed287f94e40c7eec85c8970e610f72147a5257b7e1e24d62c1162a58a50", kill_on_drop: false }`
[INFO] [stdout] b0cf4ed287f94e40c7eec85c8970e610f72147a5257b7e1e24d62c1162a58a50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 473b9babc75d5073af2ee45dc9daeec6bfe442a642fed29d4a6a2b20360a99ae
[INFO] running `Command { std: "docker" "start" "-a" "473b9babc75d5073af2ee45dc9daeec6bfe442a642fed29d4a6a2b20360a99ae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stakker_log-40bb72845f689cf5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::error_formatting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stakker_log
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "473b9babc75d5073af2ee45dc9daeec6bfe442a642fed29d4a6a2b20360a99ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473b9babc75d5073af2ee45dc9daeec6bfe442a642fed29d4a6a2b20360a99ae", kill_on_drop: false }`
[INFO] [stdout] 473b9babc75d5073af2ee45dc9daeec6bfe442a642fed29d4a6a2b20360a99ae