[INFO] fetching crate zn 1.0.2...
[INFO] testing zn-1.0.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate zn 1.0.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate zn 1.0.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zn 1.0.2
[INFO] finished tweaking crates.io crate zn 1.0.2
[INFO] tweaked toml for crates.io crate zn 1.0.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate zn 1.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe23f825701fa83d151f83a41f4b20c032f5ba8b232c8c0fe19becace5d08602
[INFO] running `Command { std: "docker" "start" "-a" "fe23f825701fa83d151f83a41f4b20c032f5ba8b232c8c0fe19becace5d08602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe23f825701fa83d151f83a41f4b20c032f5ba8b232c8c0fe19becace5d08602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe23f825701fa83d151f83a41f4b20c032f5ba8b232c8c0fe19becace5d08602", kill_on_drop: false }`
[INFO] [stdout] fe23f825701fa83d151f83a41f4b20c032f5ba8b232c8c0fe19becace5d08602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae3731900f338d7e5dff288560e17facafd43d7b87dc0db89ba097405d2cb8a4
[INFO] running `Command { std: "docker" "start" "-a" "ae3731900f338d7e5dff288560e17facafd43d7b87dc0db89ba097405d2cb8a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling futures-core v0.3.14
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-io v0.3.14
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling const_fn v0.4.6
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling vec-arena v1.1.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling curl v0.4.35
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling http-types v2.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling isahc v0.9.14
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling async-trait v0.1.49
[INFO] [stderr]    Compiling futures-sink v0.3.14
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling infer v0.2.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling futures-task v0.3.14
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling spinning_top v0.2.3
[INFO] [stderr]    Compiling sluice v0.5.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling flume v0.9.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling curl-sys v0.4.41+curl-7.75.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling nb-connect v1.1.0
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling idna v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling polyval v0.4.5
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]    Compiling hkdf v0.10.0
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling aes-gcm v0.8.0
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v1.0.6
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling tracing v0.1.25
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling pin-project v1.0.6
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling url v2.2.1
[INFO] [stderr]    Compiling serde_qs v0.7.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling http-client v6.3.5
[INFO] [stderr]    Compiling surf v2.2.0
[INFO] [stderr]    Compiling zn v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.33s
[INFO] running `Command { std: "docker" "inspect" "ae3731900f338d7e5dff288560e17facafd43d7b87dc0db89ba097405d2cb8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae3731900f338d7e5dff288560e17facafd43d7b87dc0db89ba097405d2cb8a4", kill_on_drop: false }`
[INFO] [stdout] ae3731900f338d7e5dff288560e17facafd43d7b87dc0db89ba097405d2cb8a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 973b718175549071178861b69e580f2c3533e82e41742b30a827797edf1b9a00
[INFO] running `Command { std: "docker" "start" "-a" "973b718175549071178861b69e580f2c3533e82e41742b30a827797edf1b9a00", 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]    Compiling zn v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.82s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/zn-f482758bda80b526)
[INFO] running `Command { std: "docker" "inspect" "973b718175549071178861b69e580f2c3533e82e41742b30a827797edf1b9a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973b718175549071178861b69e580f2c3533e82e41742b30a827797edf1b9a00", kill_on_drop: false }`
[INFO] [stdout] 973b718175549071178861b69e580f2c3533e82e41742b30a827797edf1b9a00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3187d4170933c1cd0c96310a6ceaaff8b5cfbb3407e2b9faf949b177f3998fa1
[INFO] running `Command { std: "docker" "start" "-a" "3187d4170933c1cd0c96310a6ceaaff8b5cfbb3407e2b9faf949b177f3998fa1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/zn-f482758bda80b526)
[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 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3187d4170933c1cd0c96310a6ceaaff8b5cfbb3407e2b9faf949b177f3998fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3187d4170933c1cd0c96310a6ceaaff8b5cfbb3407e2b9faf949b177f3998fa1", kill_on_drop: false }`
[INFO] [stdout] 3187d4170933c1cd0c96310a6ceaaff8b5cfbb3407e2b9faf949b177f3998fa1