[INFO] cloning repository https://github.com/zachChilders/substr8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zachChilders/substr8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FzachChilders%2Fsubstr8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FzachChilders%2Fsubstr8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0a5b0452d6b3375240d77552262dc51fcbaf81f
[INFO] testing zachChilders/substr8 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FzachChilders%2Fsubstr8" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zachChilders/substr8 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/zachChilders/substr8
[INFO] finished tweaking git repo https://github.com/zachChilders/substr8
[INFO] tweaked toml for git repo https://github.com/zachChilders/substr8 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/zachChilders/substr8 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-rustls v0.9.3
[INFO] [stderr]   Downloaded borrow-bag v1.0.0
[INFO] [stderr]   Downloaded spin v0.5.1
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded indexmap v1.1.0
[INFO] [stderr]   Downloaded bincode v1.1.4
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded rusoto_secretsmanager v0.40.0
[INFO] [stderr]   Downloaded gotham_derive v0.4.0
[INFO] [stderr]   Downloaded rusoto_core v0.40.0
[INFO] [stderr]   Downloaded rusoto_credential v0.40.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.49
[INFO] [stderr]   Downloaded blake2b_simd v0.5.7
[INFO] [stderr]   Downloaded tokio-process v0.2.4
[INFO] [stderr]   Downloaded gotham v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] e2c35c0e138c172fe34dee1815827e94f22304da9d8bd75bc6de238b2e1f8fd9
[INFO] running `Command { std: "docker" "start" "-a" "e2c35c0e138c172fe34dee1815827e94f22304da9d8bd75bc6de238b2e1f8fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2c35c0e138c172fe34dee1815827e94f22304da9d8bd75bc6de238b2e1f8fd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c35c0e138c172fe34dee1815827e94f22304da9d8bd75bc6de238b2e1f8fd9", kill_on_drop: false }`
[INFO] [stdout] e2c35c0e138c172fe34dee1815827e94f22304da9d8bd75bc6de238b2e1f8fd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 51d6fa04997cfb2669bbfa492cea538c2e1dbb04c67ba6ac043166635e719a22
[INFO] running `Command { std: "docker" "start" "-a" "51d6fa04997cfb2669bbfa492cea538c2e1dbb04c67ba6ac043166635e719a22", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling futures v0.1.28
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling indexmap v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling arc-swap v0.4.2
[INFO] [stderr]    Compiling spin v0.5.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.4
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling safemem v0.3.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling signal-hook-registry v1.1.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling signal-hook v0.1.10
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling hmac v0.5.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.18
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling gotham_derive v0.4.0
[INFO] [stderr]    Compiling webpki v0.19.1
[INFO] [stderr]    Compiling sct v0.5.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling rustls v0.15.2
[INFO] [stderr]    Compiling tokio-rustls v0.9.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling rusoto_core v0.40.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling borrow-bag v1.0.0
[INFO] [stderr]    Compiling tokio-process v0.2.4
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling rusoto_credential v0.40.0
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling gotham v0.4.0
[INFO] [stderr]    Compiling rusoto_secretsmanager v0.40.0
[INFO] [stderr]    Compiling substr8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 46s
[INFO] running `Command { std: "docker" "inspect" "51d6fa04997cfb2669bbfa492cea538c2e1dbb04c67ba6ac043166635e719a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d6fa04997cfb2669bbfa492cea538c2e1dbb04c67ba6ac043166635e719a22", kill_on_drop: false }`
[INFO] [stdout] 51d6fa04997cfb2669bbfa492cea538c2e1dbb04c67ba6ac043166635e719a22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5ffdca6efc220a60dec42139c32bcc15d05aaac30a73edb3e1269386950422aa
[INFO] running `Command { std: "docker" "start" "-a" "5ffdca6efc220a60dec42139c32bcc15d05aaac30a73edb3e1269386950422aa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling substr8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "5ffdca6efc220a60dec42139c32bcc15d05aaac30a73edb3e1269386950422aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ffdca6efc220a60dec42139c32bcc15d05aaac30a73edb3e1269386950422aa", kill_on_drop: false }`
[INFO] [stdout] 5ffdca6efc220a60dec42139c32bcc15d05aaac30a73edb3e1269386950422aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 294f0fcb7e53a608ae2c156c883cec6fa9685c310006fa84f66ed73da4691b0a
[INFO] running `Command { std: "docker" "start" "-a" "294f0fcb7e53a608ae2c156c883cec6fa9685c310006fa84f66ed73da4691b0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "294f0fcb7e53a608ae2c156c883cec6fa9685c310006fa84f66ed73da4691b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "294f0fcb7e53a608ae2c156c883cec6fa9685c310006fa84f66ed73da4691b0a", kill_on_drop: false }`
[INFO] [stdout] 294f0fcb7e53a608ae2c156c883cec6fa9685c310006fa84f66ed73da4691b0a