[INFO] fetching crate call-trace-macro 0.4.0...
[INFO] testing call-trace-macro-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate call-trace-macro 0.4.0 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate call-trace-macro 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate call-trace-macro 0.4.0
[INFO] finished tweaking crates.io crate call-trace-macro 0.4.0
[INFO] tweaked toml for crates.io crate call-trace-macro 0.4.0 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92122d1adf76786b0a072cf563a4ff11518dbe002629390bb9844bb559c41edb
[INFO] running `Command { std: "docker" "start" "-a" "92122d1adf76786b0a072cf563a4ff11518dbe002629390bb9844bb559c41edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92122d1adf76786b0a072cf563a4ff11518dbe002629390bb9844bb559c41edb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92122d1adf76786b0a072cf563a4ff11518dbe002629390bb9844bb559c41edb", kill_on_drop: false }`
[INFO] [stdout] 92122d1adf76786b0a072cf563a4ff11518dbe002629390bb9844bb559c41edb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb2a182075691e3c1ec72c5c29217a1181e134b38be8ced5d26a26652d28e593
[INFO] running `Command { std: "docker" "start" "-a" "fb2a182075691e3c1ec72c5c29217a1181e134b38be8ced5d26a26652d28e593", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling call-trace-macro v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.73s
[INFO] running `Command { std: "docker" "inspect" "fb2a182075691e3c1ec72c5c29217a1181e134b38be8ced5d26a26652d28e593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2a182075691e3c1ec72c5c29217a1181e134b38be8ced5d26a26652d28e593", kill_on_drop: false }`
[INFO] [stdout] fb2a182075691e3c1ec72c5c29217a1181e134b38be8ced5d26a26652d28e593
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f9dca76f7317bd26e292b3a6629601dd8e75a9914d513b7917fc1ee05038798
[INFO] running `Command { std: "docker" "start" "-a" "1f9dca76f7317bd26e292b3a6629601dd8e75a9914d513b7917fc1ee05038798", kill_on_drop: false }`
[INFO] [stderr]    Compiling call-trace-macro v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "1f9dca76f7317bd26e292b3a6629601dd8e75a9914d513b7917fc1ee05038798", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9dca76f7317bd26e292b3a6629601dd8e75a9914d513b7917fc1ee05038798", kill_on_drop: false }`
[INFO] [stdout] 1f9dca76f7317bd26e292b3a6629601dd8e75a9914d513b7917fc1ee05038798
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b475e7073a824cdb18ff25380b2a81f0a3e331e688d08eef4e60dd5a9a07af78
[INFO] running `Command { std: "docker" "start" "-a" "b475e7073a824cdb18ff25380b2a81f0a3e331e688d08eef4e60dd5a9a07af78", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/call_trace_macro-7a2501e34a707e98)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests call-trace-macro
[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" "b475e7073a824cdb18ff25380b2a81f0a3e331e688d08eef4e60dd5a9a07af78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b475e7073a824cdb18ff25380b2a81f0a3e331e688d08eef4e60dd5a9a07af78", kill_on_drop: false }`
[INFO] [stdout] b475e7073a824cdb18ff25380b2a81f0a3e331e688d08eef4e60dd5a9a07af78