[INFO] fetching crate medallion 2.4.1...
[INFO] testing medallion-2.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate medallion 2.4.1 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate medallion 2.4.1 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 medallion 2.4.1
[INFO] finished tweaking crates.io crate medallion 2.4.1
[INFO] tweaked toml for crates.io crate medallion 2.4.1 written to /workspace/builds/worker-80/source/Cargo.toml
[INFO] crate crates.io crate medallion 2.4.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] f2c77c7f3352df70319f6f3ee15b7197ebe6df6b031f5f3fac2786aed7c20d1a
[INFO] running `Command { std: "docker" "start" "-a" "f2c77c7f3352df70319f6f3ee15b7197ebe6df6b031f5f3fac2786aed7c20d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2c77c7f3352df70319f6f3ee15b7197ebe6df6b031f5f3fac2786aed7c20d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c77c7f3352df70319f6f3ee15b7197ebe6df6b031f5f3fac2786aed7c20d1a", kill_on_drop: false }`
[INFO] [stdout] f2c77c7f3352df70319f6f3ee15b7197ebe6df6b031f5f3fac2786aed7c20d1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] d02711f0d6ab4d44ed7e1ec22084d7fc1a923a7c0bb116e90f0de8c324b2aaa9
[INFO] running `Command { std: "docker" "start" "-a" "d02711f0d6ab4d44ed7e1ec22084d7fc1a923a7c0bb116e90f0de8c324b2aaa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling medallion v2.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.36s
[INFO] running `Command { std: "docker" "inspect" "d02711f0d6ab4d44ed7e1ec22084d7fc1a923a7c0bb116e90f0de8c324b2aaa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d02711f0d6ab4d44ed7e1ec22084d7fc1a923a7c0bb116e90f0de8c324b2aaa9", kill_on_drop: false }`
[INFO] [stdout] d02711f0d6ab4d44ed7e1ec22084d7fc1a923a7c0bb116e90f0de8c324b2aaa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] 75dc9103e1e25a78a6f2eefda8700d96c517671075e00d61f0b25102651963f7
[INFO] running `Command { std: "docker" "start" "-a" "75dc9103e1e25a78a6f2eefda8700d96c517671075e00d61f0b25102651963f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling medallion v2.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.11s
[INFO] running `Command { std: "docker" "inspect" "75dc9103e1e25a78a6f2eefda8700d96c517671075e00d61f0b25102651963f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75dc9103e1e25a78a6f2eefda8700d96c517671075e00d61f0b25102651963f7", kill_on_drop: false }`
[INFO] [stdout] 75dc9103e1e25a78a6f2eefda8700d96c517671075e00d61f0b25102651963f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] 81349c2ab0708790f5dd9e6ba90705ec030619938735846cd9e0db8ca55bf74a
[INFO] running `Command { std: "docker" "start" "-a" "81349c2ab0708790f5dd9e6ba90705ec030619938735846cd9e0db8ca55bf74a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/medallion-23b8ce026f1a55fd)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test crypt::tests::sign_data_hmac ... ok
[INFO] [stdout] test crypt::tests::verify_data_hmac ... ok
[INFO] [stdout] test header::tests::custom_from_base64 ... ok
[INFO] [stdout] test payload::tests::custom_from_base64 ... ok
[INFO] [stdout] test header::tests::roundtrip ... ok
[INFO] [stdout] test header::tests::custom_to_base64 ... ok
[INFO] [stdout] test header::tests::from_base64 ... ok
[INFO] [stdout] test header::tests::roundtrip_custom ... ok
[INFO] [stdout] test header::tests::to_base64 ... ok
[INFO] [stdout] test payload::tests::from_base64 ... ok
[INFO] [stdout] test payload::tests::fail_nbf_exp ... ok
[INFO] [stdout] test payload::tests::to_base64 ... ok
[INFO] [stdout] test payload::tests::verify_exp ... ok
[INFO] [stdout] test payload::tests::roundtrip ... ok
[INFO] [stdout] test payload::tests::verify_nbf ... ok
[INFO] [stdout] test payload::tests::verify_nbf_exp ... ok
[INFO] [stdout] test tests::roundtrip_expired ... ok
[INFO] [stdout] test tests::roundtrip_not_yet_valid ... ok
[INFO] [stdout] test payload::tests::fail_exp ... ok
[INFO] [stdout] test tests::raw_data ... ok
[INFO] [stdout] test payload::tests::roundtrip_custom ... ok
[INFO] [stdout] test payload::tests::fail_nbf ... ok
[INFO] [stdout] test payload::tests::custom_to_base64 ... ok
[INFO] [stdout] test tests::roundtrip_hmac ... ok
[INFO] [stdout] test tests::roundtrip_rsa ... ok
[INFO] [stderr]    Doc-tests medallion
[INFO] [stdout] test crypt::tests::sign_and_verify_data_rsa ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[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" "81349c2ab0708790f5dd9e6ba90705ec030619938735846cd9e0db8ca55bf74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81349c2ab0708790f5dd9e6ba90705ec030619938735846cd9e0db8ca55bf74a", kill_on_drop: false }`
[INFO] [stdout] 81349c2ab0708790f5dd9e6ba90705ec030619938735846cd9e0db8ca55bf74a