[INFO] fetching crate manx 0.4.0...
[INFO] testing manx-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate manx 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate manx 0.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate manx 0.4.0
[INFO] finished tweaking crates.io crate manx 0.4.0
[INFO] tweaked toml for crates.io crate manx 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate manx 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openssl-sys v0.9.55
[INFO] [stderr]   Downloaded piper v0.1.1
[INFO] [stderr]   Downloaded smallstr v0.2.0
[INFO] [stderr]   Downloaded async-task v3.0.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.16
[INFO] [stderr]   Downloaded thiserror v1.0.16
[INFO] [stderr]   Downloaded async-tungstenite v0.4.2
[INFO] [stderr]   Downloaded hermit-abi v0.1.12
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded anyhow v1.0.28
[INFO] [stderr]   Downloaded linefeed v0.6.0
[INFO] [stderr]   Downloaded wepoll-sys v2.0.0
[INFO] [stderr]   Downloaded smol v0.1.4
[INFO] [stderr]   Downloaded quote v1.0.4
[INFO] [stderr]   Downloaded cc v1.0.52
[INFO] [stderr]   Downloaded scoped-tls-hkt v0.1.2
[INFO] [stderr]   Downloaded pin-project-internal v0.4.9
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded security-framework v0.4.3
[INFO] [stderr]   Downloaded pin-project-lite v0.1.4
[INFO] [stderr]   Downloaded wepoll-binding v2.0.0
[INFO] [stderr]   Downloaded mortal v0.2.2
[INFO] [stderr]   Downloaded terminfo v0.7.2
[INFO] [stderr]   Downloaded pin-project v0.4.9
[INFO] [stderr]   Downloaded async-std v1.5.0
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fca4475b4275ad7a6b0c6a80241f199d2c6d60729c759649003d3b23c3df345e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fca4475b4275ad7a6b0c6a80241f199d2c6d60729c759649003d3b23c3df345e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fca4475b4275ad7a6b0c6a80241f199d2c6d60729c759649003d3b23c3df345e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca4475b4275ad7a6b0c6a80241f199d2c6d60729c759649003d3b23c3df345e", kill_on_drop: false }`
[INFO] [stdout] fca4475b4275ad7a6b0c6a80241f199d2c6d60729c759649003d3b23c3df345e
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e83cf6a737ee4bed366d0f3fc21772cdfa8527bfe2d3dd3e2b658ad5749e6d3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e83cf6a737ee4bed366d0f3fc21772cdfa8527bfe2d3dd3e2b658ad5749e6d3b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling scoped-tls-hkt v0.1.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling async-std v1.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling tungstenite v0.10.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling terminfo v0.7.2
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling thiserror v1.0.16
[INFO] [stderr]    Compiling async-native-tls v0.3.3
[INFO] [stderr]    Compiling pin-project v0.4.9
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling async-tungstenite v0.4.2
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling mortal v0.2.2
[INFO] [stderr]    Compiling piper v0.1.1
[INFO] [stderr]    Compiling smol v0.1.4
[INFO] [stderr]    Compiling linefeed v0.6.0
[INFO] [stderr]    Compiling manx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `Command { std: "docker" "inspect" "e83cf6a737ee4bed366d0f3fc21772cdfa8527bfe2d3dd3e2b658ad5749e6d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e83cf6a737ee4bed366d0f3fc21772cdfa8527bfe2d3dd3e2b658ad5749e6d3b", kill_on_drop: false }`
[INFO] [stdout] e83cf6a737ee4bed366d0f3fc21772cdfa8527bfe2d3dd3e2b658ad5749e6d3b
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2ed6a3f860e8f9335a4eee95884b3bcf47517b440ad58c5ac8f8650b03eebbf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2ed6a3f860e8f9335a4eee95884b3bcf47517b440ad58c5ac8f8650b03eebbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling manx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "a2ed6a3f860e8f9335a4eee95884b3bcf47517b440ad58c5ac8f8650b03eebbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2ed6a3f860e8f9335a4eee95884b3bcf47517b440ad58c5ac8f8650b03eebbf", kill_on_drop: false }`
[INFO] [stdout] a2ed6a3f860e8f9335a4eee95884b3bcf47517b440ad58c5ac8f8650b03eebbf
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 482c554fefd7125ea91b98c46339b766816dc47c1ffdb0767e31e80f80d6f2cd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "482c554fefd7125ea91b98c46339b766816dc47c1ffdb0767e31e80f80d6f2cd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/manx-d317cadb97db04d0
[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" "482c554fefd7125ea91b98c46339b766816dc47c1ffdb0767e31e80f80d6f2cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482c554fefd7125ea91b98c46339b766816dc47c1ffdb0767e31e80f80d6f2cd", kill_on_drop: false }`
[INFO] [stdout] 482c554fefd7125ea91b98c46339b766816dc47c1ffdb0767e31e80f80d6f2cd