[INFO] fetching crate rcell 1.1.0...
[INFO] testing rcell-1.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate rcell 1.1.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate rcell 1.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rcell 1.1.0
[INFO] finished tweaking crates.io crate rcell 1.1.0
[INFO] tweaked toml for crates.io crate rcell 1.1.0 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0450d94c652790d06e4bdebdecac64630f4a1783d63f556fcea9180ee352bf61
[INFO] running `Command { std: "docker" "start" "-a" "0450d94c652790d06e4bdebdecac64630f4a1783d63f556fcea9180ee352bf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0450d94c652790d06e4bdebdecac64630f4a1783d63f556fcea9180ee352bf61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0450d94c652790d06e4bdebdecac64630f4a1783d63f556fcea9180ee352bf61", kill_on_drop: false }`
[INFO] [stdout] 0450d94c652790d06e4bdebdecac64630f4a1783d63f556fcea9180ee352bf61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09758f60bdd831565db2184cce9546f5e524940faa1a79c039adb7637403c84e
[INFO] running `Command { std: "docker" "start" "-a" "09758f60bdd831565db2184cce9546f5e524940faa1a79c039adb7637403c84e", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rcell v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "09758f60bdd831565db2184cce9546f5e524940faa1a79c039adb7637403c84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09758f60bdd831565db2184cce9546f5e524940faa1a79c039adb7637403c84e", kill_on_drop: false }`
[INFO] [stdout] 09758f60bdd831565db2184cce9546f5e524940faa1a79c039adb7637403c84e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac1f16f3fb491bf3eb859239637340569a40058669c650af60894935c0747325
[INFO] running `Command { std: "docker" "start" "-a" "ac1f16f3fb491bf3eb859239637340569a40058669c650af60894935c0747325", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcell v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "ac1f16f3fb491bf3eb859239637340569a40058669c650af60894935c0747325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1f16f3fb491bf3eb859239637340569a40058669c650af60894935c0747325", kill_on_drop: false }`
[INFO] [stdout] ac1f16f3fb491bf3eb859239637340569a40058669c650af60894935c0747325
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 618cc66478405bde6ac9ec8e5874d4049876c1c0ac27b2380fbc8e2dd5ee4234
[INFO] running `Command { std: "docker" "start" "-a" "618cc66478405bde6ac9ec8e5874d4049876c1c0ac27b2380fbc8e2dd5ee4234", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcell-3379ce2b085f4a70)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::default ... ok
[INFO] [stdout] test tests::from_weak_drop_original ... ok
[INFO] [stdout] test tests::from_arc ... ok
[INFO] [stdout] test tests::new ... ok
[INFO] [stdout] test tests::smoke ... ok
[INFO] [stderr]    Doc-tests rcell
[INFO] [stdout] test tests::from_weak_release ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 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" "618cc66478405bde6ac9ec8e5874d4049876c1c0ac27b2380fbc8e2dd5ee4234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618cc66478405bde6ac9ec8e5874d4049876c1c0ac27b2380fbc8e2dd5ee4234", kill_on_drop: false }`
[INFO] [stdout] 618cc66478405bde6ac9ec8e5874d4049876c1c0ac27b2380fbc8e2dd5ee4234