[INFO] fetching crate linank 1.0.0...
[INFO] testing linank-1.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate linank 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate linank 1.0.0 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 linank 1.0.0
[INFO] finished tweaking crates.io crate linank 1.0.0
[INFO] tweaked toml for crates.io crate linank 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate linank 1.0.0 already has a lockfile, it will not be regenerated
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded security-framework-sys v0.4.2
[INFO] [stderr]   Downloaded structopt v0.3.13
[INFO] [stderr]   Downloaded markup5ever v0.9.0
[INFO] [stderr]   Downloaded html5ever v0.24.1
[INFO] [stderr]   Downloaded security-framework v0.4.2
[INFO] [stderr]   Downloaded structopt-derive v0.4.6
[INFO] [stderr]   Downloaded selectors v0.21.0
[INFO] [stderr]   Downloaded procedural-masquerade v0.1.6
[INFO] [stderr]   Downloaded scraper v0.11.0
[INFO] [stderr]   Downloaded tokio v0.2.18
[INFO] [stderr]   Downloaded clap-verbosity-flag v0.3.1
[INFO] [stderr]   Downloaded cssparser v0.25.9
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8562923e10aedd4790beb9f46b3b44860183f50c122bdd1e5840d8d63aebe64b
[INFO] running `Command { std: "docker" "start" "-a" "8562923e10aedd4790beb9f46b3b44860183f50c122bdd1e5840d8d63aebe64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8562923e10aedd4790beb9f46b3b44860183f50c122bdd1e5840d8d63aebe64b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8562923e10aedd4790beb9f46b3b44860183f50c122bdd1e5840d8d63aebe64b", kill_on_drop: false }`
[INFO] [stdout] 8562923e10aedd4790beb9f46b3b44860183f50c122bdd1e5840d8d63aebe64b
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39656ab4f56a5f04bb0f1499470054b7190a30e4973b36799c79f4d5aae8aac3
[INFO] running `Command { std: "docker" "start" "-a" "39656ab4f56a5f04bb0f1499470054b7190a30e4973b36799c79f4d5aae8aac3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling dtoa v0.4.5
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling smallvec v1.3.0
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling tendril v0.4.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio v0.2.18
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling simple_logger v1.6.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling pin-project v0.4.9
[INFO] [stderr]    Compiling hyper v0.13.5
[INFO] [stderr]    Compiling structopt v0.3.13
[INFO] [stderr]    Compiling clap-verbosity-flag v0.3.1
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling markup5ever v0.9.0
[INFO] [stderr]    Compiling scraper v0.11.0
[INFO] [stderr]    Compiling linank v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.88s
[INFO] running `Command { std: "docker" "inspect" "39656ab4f56a5f04bb0f1499470054b7190a30e4973b36799c79f4d5aae8aac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39656ab4f56a5f04bb0f1499470054b7190a30e4973b36799c79f4d5aae8aac3", kill_on_drop: false }`
[INFO] [stdout] 39656ab4f56a5f04bb0f1499470054b7190a30e4973b36799c79f4d5aae8aac3
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb8c3dcf0a1034c7d931d2bf833e62addfa982cd772ffbeafb0e4d756dd09cad
[INFO] running `Command { std: "docker" "start" "-a" "cb8c3dcf0a1034c7d931d2bf833e62addfa982cd772ffbeafb0e4d756dd09cad", kill_on_drop: false }`
[INFO] [stderr]    Compiling linank v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "cb8c3dcf0a1034c7d931d2bf833e62addfa982cd772ffbeafb0e4d756dd09cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb8c3dcf0a1034c7d931d2bf833e62addfa982cd772ffbeafb0e4d756dd09cad", kill_on_drop: false }`
[INFO] [stdout] cb8c3dcf0a1034c7d931d2bf833e62addfa982cd772ffbeafb0e4d756dd09cad
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1450e945ca581ba4f6821ec94846903609194aa21db30f4d289b71cf3cbbbea4
[INFO] running `Command { std: "docker" "start" "-a" "1450e945ca581ba4f6821ec94846903609194aa21db30f4d289b71cf3cbbbea4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[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] [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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linank-fe32be173b7004f4)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/linank-3509d55f92fbc7dd)
[INFO] [stderr]    Doc-tests linank
[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" "1450e945ca581ba4f6821ec94846903609194aa21db30f4d289b71cf3cbbbea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1450e945ca581ba4f6821ec94846903609194aa21db30f4d289b71cf3cbbbea4", kill_on_drop: false }`
[INFO] [stdout] 1450e945ca581ba4f6821ec94846903609194aa21db30f4d289b71cf3cbbbea4