[INFO] cloning repository https://github.com/unvariant/postfix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/unvariant/postfix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funvariant%2Fpostfix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funvariant%2Fpostfix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c3891c724452de97da93a0ccd0cff8527d3add8
[INFO] testing unvariant/postfix against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Funvariant%2Fpostfix" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/unvariant/postfix on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/unvariant/postfix
[INFO] finished tweaking git repo https://github.com/unvariant/postfix
[INFO] tweaked toml for git repo https://github.com/unvariant/postfix written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/unvariant/postfix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0395a3c76e1312996ae437791b76224e089993aa5443ee8690deab4adf6f448
[INFO] running `Command { std: "docker" "start" "-a" "b0395a3c76e1312996ae437791b76224e089993aa5443ee8690deab4adf6f448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0395a3c76e1312996ae437791b76224e089993aa5443ee8690deab4adf6f448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0395a3c76e1312996ae437791b76224e089993aa5443ee8690deab4adf6f448", kill_on_drop: false }`
[INFO] [stdout] b0395a3c76e1312996ae437791b76224e089993aa5443ee8690deab4adf6f448
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d01ff01b526441f2484b4c28871002aa41c6c2c23a49a72ba0c2d77d2952222
[INFO] running `Command { std: "docker" "start" "-a" "1d01ff01b526441f2484b4c28871002aa41c6c2c23a49a72ba0c2d77d2952222", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling postfix v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.54s
[INFO] running `Command { std: "docker" "inspect" "1d01ff01b526441f2484b4c28871002aa41c6c2c23a49a72ba0c2d77d2952222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d01ff01b526441f2484b4c28871002aa41c6c2c23a49a72ba0c2d77d2952222", kill_on_drop: false }`
[INFO] [stdout] 1d01ff01b526441f2484b4c28871002aa41c6c2c23a49a72ba0c2d77d2952222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea845262a1074613f5a492468460ab6541b038fdc58b2b27d8c586bf499791bf
[INFO] running `Command { std: "docker" "start" "-a" "ea845262a1074613f5a492468460ab6541b038fdc58b2b27d8c586bf499791bf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling postfix v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "ea845262a1074613f5a492468460ab6541b038fdc58b2b27d8c586bf499791bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea845262a1074613f5a492468460ab6541b038fdc58b2b27d8c586bf499791bf", kill_on_drop: false }`
[INFO] [stdout] ea845262a1074613f5a492468460ab6541b038fdc58b2b27d8c586bf499791bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d494718ab22f8d872f4b2b755998da9e938cc6896d606373fd622ad1e6ee58f2
[INFO] running `Command { std: "docker" "start" "-a" "d494718ab22f8d872f4b2b755998da9e938cc6896d606373fd622ad1e6ee58f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/postfix-123061c6c3174f1b)
[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" "d494718ab22f8d872f4b2b755998da9e938cc6896d606373fd622ad1e6ee58f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d494718ab22f8d872f4b2b755998da9e938cc6896d606373fd622ad1e6ee58f2", kill_on_drop: false }`
[INFO] [stdout] d494718ab22f8d872f4b2b755998da9e938cc6896d606373fd622ad1e6ee58f2